./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array9_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_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/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_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array9_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/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_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/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 8ae6792b63619c19d32145c9c656ded5ce2ab653945337eaf95cf4eb94965d3b --- 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 06:32:23,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:32:23,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:32:23,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:32:23,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:32:23,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:32:23,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:32:23,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:32:23,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:32:23,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:32:23,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:32:23,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:32:23,859 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:32:23,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:32:23,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:32:23,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:32:23,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:32:23,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:32:23,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:32:23,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:32:23,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:32:23,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:32:23,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:32:23,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:32:23,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:32:23,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:32:23,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:32:23,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:32:23,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:32:23,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:32:23,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:32:23,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:32:23,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:32:23,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:32:23,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:32:23,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:32:23,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:32:23,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:32:23,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:32:23,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:32:23,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:32:23,914 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-16 06:32:23,957 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:32:23,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:32:23,970 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:32:23,971 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:32:23,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:32:23,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:32:23,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:32:23,973 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 06:32:23,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 06:32:23,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 06:32:23,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:32:23,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:32:23,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:32:23,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:32:23,976 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 06:32:23,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:32:23,977 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:32:23,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:32:23,977 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:32:23,977 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:32:23,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:32:23,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:32:23,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:32:23,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:32:23,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:32:23,979 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 06:32:23,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 06:32:23,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:32:23,980 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_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ae6792b63619c19d32145c9c656ded5ce2ab653945337eaf95cf4eb94965d3b [2022-11-16 06:32:24,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:32:24,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:32:24,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:32:24,306 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:32:24,307 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:32:24,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/array-patterns/array9_pattern.c [2022-11-16 06:32:24,395 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/bin/ukojak-CydTVMUXoH/data/20eb7a180/2423a84f38374a6c98a7ce97a0f525c8/FLAG0df74ac34 [2022-11-16 06:32:24,825 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:32:24,826 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/sv-benchmarks/c/array-patterns/array9_pattern.c [2022-11-16 06:32:24,832 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/bin/ukojak-CydTVMUXoH/data/20eb7a180/2423a84f38374a6c98a7ce97a0f525c8/FLAG0df74ac34 [2022-11-16 06:32:24,845 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/bin/ukojak-CydTVMUXoH/data/20eb7a180/2423a84f38374a6c98a7ce97a0f525c8 [2022-11-16 06:32:24,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:32:24,849 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:32:24,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:32:24,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:32:24,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:32:24,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:32:24" (1/1) ... [2022-11-16 06:32:24,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@135a272e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:24, skipping insertion in model container [2022-11-16 06:32:24,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:32:24" (1/1) ... [2022-11-16 06:32:24,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:32:24,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:32:25,064 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_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/sv-benchmarks/c/array-patterns/array9_pattern.c[1352,1365] [2022-11-16 06:32:25,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:32:25,101 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:32:25,111 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_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/sv-benchmarks/c/array-patterns/array9_pattern.c[1352,1365] [2022-11-16 06:32:25,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:32:25,131 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:32:25,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:25 WrapperNode [2022-11-16 06:32:25,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:32:25,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:32:25,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:32:25,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:32:25,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:25" (1/1) ... [2022-11-16 06:32:25,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:25" (1/1) ... [2022-11-16 06:32:25,166 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2022-11-16 06:32:25,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:32:25,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:32:25,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:32:25,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:32:25,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:25" (1/1) ... [2022-11-16 06:32:25,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:25" (1/1) ... [2022-11-16 06:32:25,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:25" (1/1) ... [2022-11-16 06:32:25,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:25" (1/1) ... [2022-11-16 06:32:25,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:25" (1/1) ... [2022-11-16 06:32:25,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:25" (1/1) ... [2022-11-16 06:32:25,191 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:25" (1/1) ... [2022-11-16 06:32:25,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:25" (1/1) ... [2022-11-16 06:32:25,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:32:25,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:32:25,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:32:25,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:32:25,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:32:25" (1/1) ... [2022-11-16 06:32:25,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:32:25,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:32:25,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:32:25,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9ed612-9ac1-4959-9f90-f06e8050aa0f/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:32:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 06:32:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 06:32:25,296 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 06:32:25,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 06:32:25,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 06:32:25,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 06:32:25,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:32:25,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:32:25,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 06:32:25,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 06:32:25,388 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:32:25,390 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:32:25,621 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:32:25,677 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:32:25,678 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-16 06:32:25,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:32:25 BoogieIcfgContainer [2022-11-16 06:32:25,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:32:25,681 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:32:25,681 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:32:25,692 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:32:25,692 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:32:25" (1/1) ... [2022-11-16 06:32:25,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:32:25,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:25,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-11-16 06:32:25,771 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-11-16 06:32:25,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 06:32:25,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:25,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:26,040 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 06:32:26,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:26,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-11-16 06:32:26,107 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-11-16 06:32:26,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 06:32:26,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:26,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:26,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-16 06:32:26,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:26,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:26,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:26,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-11-16 06:32:26,489 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-11-16 06:32:26,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-16 06:32:26,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:26,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:26,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 06:32:26,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:26,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:26,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:26,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2022-11-16 06:32:26,916 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-11-16 06:32:26,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:26,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:26,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:27,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:32:27,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:27,080 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 06:32:27,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:27,157 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 14 treesize of output 14 [2022-11-16 06:32:27,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:27,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:27,770 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:27,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:28,065 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:28,068 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2022-11-16 06:32:28,167 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:29,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:29,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2022-11-16 06:32:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2022-11-16 06:32:29,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:29,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:29,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:29,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:29,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:29,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:29,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:29,984 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 14 treesize of output 14 [2022-11-16 06:32:29,992 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 06:32:30,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:30,441 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:30,445 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:30,728 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:30,736 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:30,737 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:32:30,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:31,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:31,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2022-11-16 06:32:31,215 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2022-11-16 06:32:31,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:31,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:31,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:31,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:32:31,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:31,324 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 06:32:31,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:31,358 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 14 treesize of output 14 [2022-11-16 06:32:31,363 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 8 treesize of output 7 [2022-11-16 06:32:31,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:31,595 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:31,599 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:31,708 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:31,710 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 32 treesize of output 12 [2022-11-16 06:32:31,746 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:31,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:31,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2022-11-16 06:32:31,780 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2022-11-16 06:32:31,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:31,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:31,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:31,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:32:31,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:31,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:31,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:31,924 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 14 treesize of output 14 [2022-11-16 06:32:31,929 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 06:32:32,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:32,138 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:32:32,153 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 71 treesize of output 67 [2022-11-16 06:32:32,163 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:32,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:32:32,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:32:32,196 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:32,277 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:32,287 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:32,294 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:32,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:32,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:32,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2022-11-16 06:32:32,346 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2022-11-16 06:32:32,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:32,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:32,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:32,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:32:32,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:32,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:32,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:32,441 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 14 treesize of output 14 [2022-11-16 06:32:32,446 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 8 treesize of output 7 [2022-11-16 06:32:32,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:32,758 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:32,760 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:32,868 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:32,875 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:32,876 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:33,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:33,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:33,768 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:33,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:33,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:33,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:33,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:33,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:33,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:33,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:33,895 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 14 treesize of output 14 [2022-11-16 06:32:33,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:34,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:34,067 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:34,069 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:34,164 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:34,169 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:34,174 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:32:34,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:34,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:34,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:34,231 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:34,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:34,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:34,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:34,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:32:34,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:34,342 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:34,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:34,368 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 19 [2022-11-16 06:32:34,372 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:32:34,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:34,661 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:34,663 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:34,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:34,752 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:34,753 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:34,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:34,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:34,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:34,801 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:34,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:34,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:34,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:34,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:32:34,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:34,875 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 06:32:34,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:34,904 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 14 treesize of output 14 [2022-11-16 06:32:34,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:35,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:35,054 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:32:35,066 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:32:35,075 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:35,077 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:32:35,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:32:35,103 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:35,220 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:35,227 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:35,227 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:35,258 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:35,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:35,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:35,287 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:35,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:35,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:35,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:35,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:32:35,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:35,396 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 06:32:35,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:35,424 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 14 treesize of output 14 [2022-11-16 06:32:35,428 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:35,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:35,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:32:35,628 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 71 treesize of output 67 [2022-11-16 06:32:35,645 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:35,647 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:32:35,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:32:35,675 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:35,758 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:35,765 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:35,765 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:35,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:35,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:35,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:35,831 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:35,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:35,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:35,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:35,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:32:35,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:35,962 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 06:32:35,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:35,988 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 14 treesize of output 14 [2022-11-16 06:32:35,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:36,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:36,153 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:36,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:36,245 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:36,253 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:36,254 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:36,282 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:36,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:36,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:36,320 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:36,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:36,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:36,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:36,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:32:36,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:36,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:36,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:36,417 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 14 treesize of output 14 [2022-11-16 06:32:36,422 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 06:32:36,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:36,655 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:36,657 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:36,749 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:36,754 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:36,754 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:36,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:36,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:36,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:36,807 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:36,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:36,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:36,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:36,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:36,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:32:36,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:36,874 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:36,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:36,897 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 14 treesize of output 14 [2022-11-16 06:32:36,901 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 06:32:37,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:37,070 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:37,071 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:37,154 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:37,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2022-11-16 06:32:37,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:37,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:37,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:37,200 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:37,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:37,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:37,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:37,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:37,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:37,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:37,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:37,292 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 14 treesize of output 14 [2022-11-16 06:32:37,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:37,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:37,454 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:37,455 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:37,538 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:37,543 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:37,543 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:32:37,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:37,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:37,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:37,586 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:37,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:37,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:37,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:37,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:37,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:37,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:37,656 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 06:32:37,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:37,671 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 14 treesize of output 14 [2022-11-16 06:32:37,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:37,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:37,881 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 71 treesize of output 70 [2022-11-16 06:32:37,889 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:32:37,897 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:37,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:32:37,907 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 12 treesize of output 11 [2022-11-16 06:32:37,921 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:38,001 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:38,008 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:38,008 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:38,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:38,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:38,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:38,051 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:38,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:38,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:38,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:38,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:38,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:38,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:38,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:38,186 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 14 treesize of output 14 [2022-11-16 06:32:38,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:38,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:38,352 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:38,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:38,436 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:38,441 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:38,442 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:32:38,463 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:38,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:38,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:38,484 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:38,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:38,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:38,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:38,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:32:38,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:38,556 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 06:32:38,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:38,571 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 14 treesize of output 14 [2022-11-16 06:32:38,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:38,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:38,751 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:32:38,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:32:38,771 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:38,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:32:38,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:32:38,796 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:38,886 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:38,892 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:38,892 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:32:38,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:38,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:38,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:38,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:38,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:38,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:38,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:32:38,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:38,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:39,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:39,029 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 14 treesize of output 14 [2022-11-16 06:32:39,034 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 06:32:39,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:39,193 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:39,195 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:39,285 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:39,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2022-11-16 06:32:39,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:39,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:39,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2022-11-16 06:32:39,339 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2022-11-16 06:32:39,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:39,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:39,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:39,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:32:39,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:39,405 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:39,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:39,435 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 06:32:39,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint 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 06:32:39,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:39,456 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 06:32:39,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:39,981 INFO L321 Elim1Store]: treesize reduction 44, result has 32.3 percent of original size [2022-11-16 06:32:39,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 77 [2022-11-16 06:32:40,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:32:40,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:42,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:42,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:42,037 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:42,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:42,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:42,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:42,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:42,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:42,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:42,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:42,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:42,120 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 14 treesize of output 14 [2022-11-16 06:32:42,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:42,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:42,280 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:42,283 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:42,373 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:42,379 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:42,379 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:42,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:42,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:42,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:42,428 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:42,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:42,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:42,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:42,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:32:42,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:42,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:42,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:42,526 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 14 treesize of output 14 [2022-11-16 06:32:42,532 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 06:32:42,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:42,688 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:42,690 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:42,796 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:42,801 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:42,801 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:42,820 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:42,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:42,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:42,842 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:42,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:42,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:42,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:42,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:42,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:42,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:42,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:42,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:42,917 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 14 treesize of output 14 [2022-11-16 06:32:42,922 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 8 treesize of output 7 [2022-11-16 06:32:43,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:43,067 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:43,068 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:43,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:43,160 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:43,160 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:43,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:43,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:43,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:43,203 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:43,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:43,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:43,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:43,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:43,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:32:43,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:43,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:43,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:43,294 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 14 treesize of output 14 [2022-11-16 06:32:43,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:43,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:43,467 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:43,468 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:43,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:43,566 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 32 treesize of output 12 [2022-11-16 06:32:43,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:43,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:43,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:43,609 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:43,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:43,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:43,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:43,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:32:43,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:43,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:43,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:43,723 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 14 treesize of output 14 [2022-11-16 06:32:43,728 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 06:32:43,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:43,876 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:43,877 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:43,960 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:43,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2022-11-16 06:32:43,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:44,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:44,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:44,014 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:44,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:44,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:44,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:44,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:44,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:32:44,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:44,094 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 06:32:44,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:44,120 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 14 treesize of output 14 [2022-11-16 06:32:44,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:44,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:44,279 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:44,280 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:44,381 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:44,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2022-11-16 06:32:44,405 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:44,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:44,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:44,429 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:44,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:44,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:44,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:44,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:32:44,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:44,487 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:44,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:44,513 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 19 [2022-11-16 06:32:44,519 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:32:44,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:44,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:44,795 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:44,874 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:44,880 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:44,880 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:44,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:44,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:44,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:44,926 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:44,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:44,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:44,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:44,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:32:44,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:45,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:45,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:45,025 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 14 treesize of output 14 [2022-11-16 06:32:45,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:45,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:45,164 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:45,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:45,261 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:45,266 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:45,266 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:45,290 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:45,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:45,314 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:45,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:45,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:45,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:45,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:45,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:45,381 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 06:32:45,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:45,405 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 14 treesize of output 14 [2022-11-16 06:32:45,409 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:45,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:45,581 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:45,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:45,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:45,681 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:45,682 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:45,702 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:45,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:45,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:45,729 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:45,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:45,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:45,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:45,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:32:45,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:45,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:45,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:45,872 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 14 treesize of output 14 [2022-11-16 06:32:45,876 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 8 treesize of output 7 [2022-11-16 06:32:46,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:46,025 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:46,028 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:46,117 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:46,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2022-11-16 06:32:46,143 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:46,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:46,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:46,161 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:46,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:46,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:46,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:46,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:32:46,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:46,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:46,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:46,238 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 14 treesize of output 14 [2022-11-16 06:32:46,242 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:46,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:46,379 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:46,381 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:46,465 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:46,470 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:46,470 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:32:46,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:46,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:46,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:46,520 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:46,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:46,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:46,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:46,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:32:46,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:46,630 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 06:32:46,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:46,673 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 14 treesize of output 14 [2022-11-16 06:32:46,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:46,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:46,853 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 71 treesize of output 70 [2022-11-16 06:32:46,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:32:46,869 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:46,871 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 52 treesize of output 43 [2022-11-16 06:32:46,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:32:46,897 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:46,971 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:46,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2022-11-16 06:32:46,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:47,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:47,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:47,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:47,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:47,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:32:47,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:47,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:47,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:47,104 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 14 treesize of output 14 [2022-11-16 06:32:47,108 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:47,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:47,245 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:47,250 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:47,341 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:47,347 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:47,347 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:47,368 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:47,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:47,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:47,389 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:47,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:47,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:47,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:47,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:32:47,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:47,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:47,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:47,469 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 14 treesize of output 14 [2022-11-16 06:32:47,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:47,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:47,624 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 71 treesize of output 70 [2022-11-16 06:32:47,632 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 71 treesize of output 67 [2022-11-16 06:32:47,659 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:47,661 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 52 treesize of output 43 [2022-11-16 06:32:47,668 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 12 treesize of output 11 [2022-11-16 06:32:47,680 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:47,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:47,752 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:47,752 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:47,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:47,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:47,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:47,796 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:47,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:47,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:47,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:47,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:32:47,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:47,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:47,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:47,884 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 14 treesize of output 14 [2022-11-16 06:32:47,888 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 06:32:48,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:48,026 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:48,028 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:48,101 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:48,107 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:48,108 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:32:48,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:48,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:48,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:48,149 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:48,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:48,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:48,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:48,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:32:48,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:48,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:48,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:48,234 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 14 treesize of output 14 [2022-11-16 06:32:48,238 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 06:32:48,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:48,382 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:32:48,390 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:32:48,397 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:48,399 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 52 treesize of output 43 [2022-11-16 06:32:48,409 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:32:48,422 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:48,497 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:48,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2022-11-16 06:32:48,523 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:48,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:48,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:48,543 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:48,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:48,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:48,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:48,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-16 06:32:48,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:48,638 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 06:32:48,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:48,663 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 19 [2022-11-16 06:32:48,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:32:48,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:48,930 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 71 treesize of output 70 [2022-11-16 06:32:48,941 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 71 treesize of output 67 [2022-11-16 06:32:48,955 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:48,957 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 52 treesize of output 43 [2022-11-16 06:32:48,966 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 12 treesize of output 11 [2022-11-16 06:32:48,981 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:49,061 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:49,067 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:49,068 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:49,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:49,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:49,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:49,125 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:49,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:49,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:49,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:49,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-16 06:32:49,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:49,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:49,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:49,233 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 19 [2022-11-16 06:32:49,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:32:49,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:49,523 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:32:49,532 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 71 treesize of output 67 [2022-11-16 06:32:49,541 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:49,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:32:49,553 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 12 treesize of output 11 [2022-11-16 06:32:49,569 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:49,646 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:49,652 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:49,652 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:49,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:49,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:49,698 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:49,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:49,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:49,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:49,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:49,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:49,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:49,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 06:32:49,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:49,811 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 06:32:50,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:50,449 INFO L321 Elim1Store]: treesize reduction 44, result has 32.3 percent of original size [2022-11-16 06:32:50,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 77 [2022-11-16 06:32:50,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:32:50,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:51,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:51,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:51,065 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:51,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:51,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:51,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:51,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:32:51,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:51,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:51,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:51,179 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 14 treesize of output 14 [2022-11-16 06:32:51,183 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 8 treesize of output 7 [2022-11-16 06:32:51,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:51,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:32:51,345 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 71 treesize of output 67 [2022-11-16 06:32:51,357 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:51,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:32:51,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:32:51,386 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:51,471 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:51,477 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:51,478 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:32:51,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:51,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:51,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:51,528 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:51,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:51,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:51,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:51,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:51,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:51,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:51,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:51,663 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 14 treesize of output 14 [2022-11-16 06:32:51,668 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 06:32:51,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:51,838 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:51,841 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:51,934 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:51,944 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:51,944 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:32:51,966 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:51,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:51,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:51,992 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:51,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:51,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:51,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:52,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:32:52,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:52,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:52,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:52,114 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 14 treesize of output 14 [2022-11-16 06:32:52,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:52,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:52,301 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:52,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:52,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:52,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2022-11-16 06:32:52,445 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:52,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:52,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:52,467 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:52,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:52,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:52,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:52,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:32:52,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:52,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:52,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:52,576 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 14 treesize of output 14 [2022-11-16 06:32:52,583 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 06:32:52,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:52,765 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 71 treesize of output 70 [2022-11-16 06:32:52,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:32:52,783 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:52,792 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 52 treesize of output 43 [2022-11-16 06:32:52,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:32:52,820 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:52,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:52,943 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:52,943 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:52,969 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:52,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:52,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:52,995 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:52,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:52,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:52,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:53,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:32:53,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:53,066 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 06:32:53,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:53,093 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 14 treesize of output 14 [2022-11-16 06:32:53,114 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 8 treesize of output 7 [2022-11-16 06:32:53,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:53,284 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:53,286 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:53,390 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:53,397 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:53,397 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:53,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:53,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:53,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:53,453 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:53,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:53,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:53,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:53,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:53,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:53,543 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 06:32:53,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:53,567 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 14 treesize of output 14 [2022-11-16 06:32:53,573 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 06:32:53,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:53,773 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:53,775 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:53,873 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:53,879 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:53,880 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:53,903 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:53,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:53,928 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:53,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:53,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:53,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:53,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:32:53,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:54,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:54,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:54,058 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 14 treesize of output 14 [2022-11-16 06:32:54,067 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 06:32:54,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:54,282 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:54,283 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:54,384 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:54,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2022-11-16 06:32:54,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:54,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:54,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:54,441 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:54,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:54,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:54,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:54,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:32:54,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:54,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:54,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:54,570 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 14 treesize of output 14 [2022-11-16 06:32:54,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:54,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:54,738 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:54,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:54,836 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:54,836 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 32 treesize of output 12 [2022-11-16 06:32:54,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:54,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:54,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:54,892 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:54,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:54,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:54,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:54,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:32:54,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:54,967 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 06:32:55,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:55,006 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 14 treesize of output 14 [2022-11-16 06:32:55,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:55,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:55,184 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:55,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:55,292 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:55,293 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2022-11-16 06:32:55,317 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:55,338 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:55,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:55,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:55,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:32:55,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:55,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:55,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:55,450 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 14 treesize of output 14 [2022-11-16 06:32:55,456 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 06:32:55,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:55,726 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:55,727 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:55,822 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:55,830 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:55,830 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:32:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:55,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:55,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:55,882 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:55,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:55,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:55,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:55,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:55,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:32:55,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:55,963 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:55,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:56,001 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 14 treesize of output 14 [2022-11-16 06:32:56,008 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 06:32:56,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:56,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:32:56,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:32:56,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:56,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:32:56,213 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 12 treesize of output 11 [2022-11-16 06:32:56,228 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:56,309 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:56,309 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 32 treesize of output 12 [2022-11-16 06:32:56,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:56,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:56,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:56,364 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:56,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:56,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:56,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:56,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:56,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:32:56,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:56,450 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 06:32:56,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:56,472 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 14 treesize of output 14 [2022-11-16 06:32:56,477 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 06:32:56,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:56,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:56,667 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:56,771 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:56,772 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 32 treesize of output 12 [2022-11-16 06:32:56,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:56,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:56,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:56,816 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:56,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:56,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:56,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:56,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:32:56,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:56,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:56,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:56,922 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 14 treesize of output 14 [2022-11-16 06:32:56,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:57,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:57,103 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 71 treesize of output 70 [2022-11-16 06:32:57,114 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:32:57,121 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:57,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:32:57,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:32:57,146 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:57,219 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:57,224 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:57,225 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:57,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:57,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:57,265 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:57,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:57,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:57,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:57,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:57,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:32:57,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:57,344 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 06:32:57,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:57,363 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 14 treesize of output 14 [2022-11-16 06:32:57,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:57,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:57,520 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:32:57,528 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:32:57,538 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:57,541 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 52 treesize of output 43 [2022-11-16 06:32:57,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:32:57,565 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:57,646 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:57,651 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:57,652 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:57,674 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:57,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:57,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:57,700 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:57,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:57,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:57,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:57,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:57,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:57,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:57,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:57,815 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 14 treesize of output 14 [2022-11-16 06:32:57,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:58,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:58,040 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 71 treesize of output 70 [2022-11-16 06:32:58,047 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:32:58,056 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:58,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:32:58,067 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 12 treesize of output 11 [2022-11-16 06:32:58,085 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:58,170 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:58,176 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:58,177 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:58,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:58,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:58,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:58,220 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:58,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:58,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:58,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:58,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:32:58,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:58,302 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 06:32:58,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:58,324 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 14 treesize of output 14 [2022-11-16 06:32:58,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:58,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:58,498 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:58,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:58,584 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:58,599 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:58,599 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:58,619 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:58,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:58,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:58,642 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:58,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:58,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:58,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:58,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:32:58,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:58,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:58,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:58,753 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 14 treesize of output 14 [2022-11-16 06:32:58,758 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:58,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:58,932 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:58,934 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:32:59,041 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:59,047 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:59,047 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:59,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:59,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:59,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:59,094 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:59,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:59,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:59,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:59,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:32:59,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:59,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:59,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:59,205 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 14 treesize of output 14 [2022-11-16 06:32:59,210 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:59,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:59,368 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 71 treesize of output 70 [2022-11-16 06:32:59,379 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 71 treesize of output 67 [2022-11-16 06:32:59,388 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:59,390 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 52 treesize of output 43 [2022-11-16 06:32:59,400 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 12 treesize of output 11 [2022-11-16 06:32:59,418 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:59,508 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:59,514 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:59,514 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:32:59,541 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:32:59,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:32:59,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:32:59,564 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:32:59,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:32:59,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:32:59,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:32:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:32:59,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:32:59,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:32:59,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:32:59,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:59,674 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 14 treesize of output 14 [2022-11-16 06:32:59,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:32:59,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:32:59,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:32:59,870 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:32:59,878 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:59,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:32:59,895 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 12 treesize of output 11 [2022-11-16 06:32:59,910 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:32:59,992 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:32:59,998 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:32:59,999 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:00,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:00,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:00,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:33:00,044 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:33:00,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:00,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:00,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:00,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:00,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:00,117 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:00,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:00,135 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 14 treesize of output 14 [2022-11-16 06:33:00,140 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:00,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:00,306 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:00,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:00,406 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:00,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 12 [2022-11-16 06:33:00,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:00,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:00,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:33:00,454 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:33:00,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:00,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:00,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:00,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:00,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:00,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:00,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:00,568 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 14 treesize of output 14 [2022-11-16 06:33:00,573 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 06:33:00,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:00,774 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:00,776 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:00,882 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:00,883 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 32 treesize of output 12 [2022-11-16 06:33:00,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:00,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:33:00,928 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:33:00,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:00,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:00,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:00,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:00,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:00,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:01,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:01,029 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 14 treesize of output 14 [2022-11-16 06:33:01,033 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 06:33:01,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:01,212 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:01,221 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:01,233 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:01,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:01,247 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 12 treesize of output 11 [2022-11-16 06:33:01,266 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:01,353 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:01,359 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:01,359 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:01,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:01,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:01,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:33:01,425 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:33:01,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:01,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:01,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:01,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:01,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:01,514 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 06:33:01,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:01,547 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 14 treesize of output 14 [2022-11-16 06:33:01,551 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 8 treesize of output 7 [2022-11-16 06:33:01,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:01,724 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 71 treesize of output 70 [2022-11-16 06:33:01,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:01,740 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:01,742 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:01,751 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 12 treesize of output 11 [2022-11-16 06:33:01,766 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:01,839 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:01,844 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:01,845 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:01,865 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:01,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:01,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:33:01,894 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:33:01,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:01,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:01,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:01,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:01,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:01,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:02,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:02,010 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 14 treesize of output 14 [2022-11-16 06:33:02,015 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 06:33:02,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:02,201 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:02,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:02,309 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:02,316 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:02,316 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:02,336 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:02,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:02,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:33:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:33:02,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:02,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:02,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:02,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:02,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:02,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:02,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:02,469 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 14 treesize of output 14 [2022-11-16 06:33:02,474 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 06:33:02,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:02,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:02,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:02,762 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:02,768 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:02,769 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:02,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:02,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:02,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:33:02,815 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:33:02,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:02,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:02,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:02,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:02,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:02,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:02,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:02,921 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 14 treesize of output 14 [2022-11-16 06:33:02,947 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 06:33:03,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:03,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:03,104 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 71 treesize of output 67 [2022-11-16 06:33:03,112 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:03,115 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 52 treesize of output 43 [2022-11-16 06:33:03,123 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 12 treesize of output 11 [2022-11-16 06:33:03,138 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:03,215 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:03,220 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:03,221 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:03,255 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:03,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:03,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:33:03,281 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:33:03,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:03,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:03,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:03,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:33:03,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:03,352 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 06:33:03,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:03,388 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 14 treesize of output 14 [2022-11-16 06:33:03,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:03,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:03,568 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:03,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:03,656 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:03,661 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:03,662 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:03,679 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:03,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:03,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:33:03,705 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:33:03,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:03,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:03,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:03,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:03,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:03,769 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 06:33:03,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:03,802 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 14 treesize of output 14 [2022-11-16 06:33:03,807 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 06:33:03,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:03,983 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:03,985 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:04,085 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:04,091 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:04,092 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:04,117 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:04,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:04,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 76 transitions. [2022-11-16 06:33:04,141 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 76 transitions. [2022-11-16 06:33:04,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:04,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:04,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:04,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:04,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:04,216 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:04,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:04,249 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 29 treesize of output 33 [2022-11-16 06:33:04,256 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 06:33:04,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:33:04,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:33:04,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:04,829 INFO L321 Elim1Store]: treesize reduction 44, result has 32.3 percent of original size [2022-11-16 06:33:04,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 77 [2022-11-16 06:33:05,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:05,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:05,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:05,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:05,815 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:05,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:05,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:05,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:05,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:05,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:05,895 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:05,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:05,923 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 14 treesize of output 14 [2022-11-16 06:33:05,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:06,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:06,112 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 71 treesize of output 70 [2022-11-16 06:33:06,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:06,128 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:06,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:06,140 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:06,156 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:06,234 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:06,240 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:06,241 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:06,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:06,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:06,290 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:06,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:06,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:06,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:06,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:06,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:06,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:06,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:06,383 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 14 treesize of output 14 [2022-11-16 06:33:06,388 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 06:33:06,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:06,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:06,575 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:06,584 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:06,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:06,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:06,611 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:06,691 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:06,697 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:06,697 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:06,718 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:06,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:06,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:06,743 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:06,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:06,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:06,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:06,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:06,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:06,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:06,813 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:06,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:06,838 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 14 treesize of output 14 [2022-11-16 06:33:06,843 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 06:33:07,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:07,008 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 71 treesize of output 70 [2022-11-16 06:33:07,019 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 71 treesize of output 67 [2022-11-16 06:33:07,028 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:07,030 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 52 treesize of output 43 [2022-11-16 06:33:07,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:07,086 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:07,159 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:07,165 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:07,165 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:07,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:07,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:07,215 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:07,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:07,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:07,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:07,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:07,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:07,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:07,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:07,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:07,307 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 14 treesize of output 14 [2022-11-16 06:33:07,311 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 06:33:07,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:07,453 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:07,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:07,541 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:07,546 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:07,546 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:07,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:07,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:07,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:07,588 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:07,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:07,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:07,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:07,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:07,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:07,662 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 06:33:07,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:07,680 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 14 treesize of output 14 [2022-11-16 06:33:07,685 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 06:33:07,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:07,870 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:07,871 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:07,948 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:07,953 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:07,953 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:07,969 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:07,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:07,988 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:07,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:07,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:07,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:08,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:08,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:08,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:08,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:08,075 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 14 treesize of output 14 [2022-11-16 06:33:08,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:08,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:08,236 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:08,238 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:08,321 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:08,326 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:08,326 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:08,343 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:08,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:08,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:08,365 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:08,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:08,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:08,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:08,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:08,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:08,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:08,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:08,459 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 14 treesize of output 14 [2022-11-16 06:33:08,464 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 06:33:08,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:08,679 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:08,681 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:08,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:08,795 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:08,796 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:08,825 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:08,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:08,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:08,857 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:08,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:08,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:08,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:08,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:08,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:33:08,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:08,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:08,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:08,992 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 19 [2022-11-16 06:33:08,996 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 13 treesize of output 12 [2022-11-16 06:33:09,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:09,302 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:09,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:09,395 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:09,401 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:09,401 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:09,423 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:09,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:09,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:09,449 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:09,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:09,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:09,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:09,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:09,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:09,521 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:09,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:09,546 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 14 treesize of output 14 [2022-11-16 06:33:09,551 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 8 treesize of output 7 [2022-11-16 06:33:09,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:09,708 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:09,710 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:09,815 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:09,821 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:09,822 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:09,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:09,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:09,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:09,872 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:09,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:09,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:09,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:09,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:09,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:09,960 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 06:33:09,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:09,984 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 14 treesize of output 14 [2022-11-16 06:33:09,989 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:10,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:10,157 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:10,159 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:10,255 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:10,262 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:10,262 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:10,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:10,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:10,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:10,309 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:10,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:10,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:10,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:10,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:10,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:10,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:10,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:10,412 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 14 treesize of output 14 [2022-11-16 06:33:10,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:10,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:10,591 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:10,593 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:10,700 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:10,706 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:10,707 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:10,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:10,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:10,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:10,781 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:10,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:10,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:10,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:10,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:10,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:10,874 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:10,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:10,902 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 19 [2022-11-16 06:33:10,907 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 13 treesize of output 12 [2022-11-16 06:33:11,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:11,137 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:11,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:11,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:11,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:11,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:11,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:11,310 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:11,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:11,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:11,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:11,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:11,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:11,386 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:11,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:11,411 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 14 treesize of output 14 [2022-11-16 06:33:11,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:11,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:11,602 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:11,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:11,618 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:11,620 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 52 treesize of output 43 [2022-11-16 06:33:11,628 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 12 treesize of output 11 [2022-11-16 06:33:11,649 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:11,738 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:11,744 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:11,744 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:11,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:11,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:11,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:11,786 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:11,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:11,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:11,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:11,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:11,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:11,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:11,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:11,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:11,890 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 14 treesize of output 14 [2022-11-16 06:33:11,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:12,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:12,077 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 71 treesize of output 70 [2022-11-16 06:33:12,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:12,094 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:12,097 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 52 treesize of output 43 [2022-11-16 06:33:12,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:12,125 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:12,209 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:12,216 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:12,216 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:12,240 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:12,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:12,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:12,266 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:12,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:12,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:12,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:12,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:12,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:12,344 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 06:33:12,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:12,379 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 14 treesize of output 14 [2022-11-16 06:33:12,384 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 06:33:12,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:12,586 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:12,587 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:12,685 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:12,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:12,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:12,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:12,759 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:12,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:12,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:12,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:12,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:33:12,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:12,858 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 06:33:12,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:12,893 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 14 treesize of output 14 [2022-11-16 06:33:12,900 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:13,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:13,154 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:13,156 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:13,252 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:13,258 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:13,258 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:13,280 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:13,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:13,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:13,304 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:13,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:13,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:13,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:13,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:13,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:13,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:13,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:13,413 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 14 treesize of output 14 [2022-11-16 06:33:13,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:13,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:13,594 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:13,595 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:13,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:13,724 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:13,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:13,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:13,763 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:13,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:13,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:13,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:13,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:13,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:13,836 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 06:33:13,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:13,861 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 14 treesize of output 14 [2022-11-16 06:33:13,866 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 06:33:14,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:14,031 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:14,033 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:14,129 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:14,136 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:14,136 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:14,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:14,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:14,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:14,185 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:14,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:14,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:14,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:14,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:14,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:14,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:14,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:14,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:14,282 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 14 treesize of output 14 [2022-11-16 06:33:14,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:14,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:14,441 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:14,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:14,548 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:14,554 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:14,555 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:14,575 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:14,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:14,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:14,599 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:14,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:14,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:14,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:14,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:14,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:14,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:14,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:14,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:14,711 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 14 treesize of output 14 [2022-11-16 06:33:14,717 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 06:33:14,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:14,915 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:14,917 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:15,022 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:15,028 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:15,028 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:15,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:15,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:15,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:15,094 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:15,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:15,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:15,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:15,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:15,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:15,170 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 06:33:15,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:15,196 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 14 treesize of output 14 [2022-11-16 06:33:15,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:15,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:15,350 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:15,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:15,451 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:15,457 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:15,457 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:15,483 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:15,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:15,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:15,511 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:15,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:15,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:15,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:15,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:15,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:15,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:15,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:15,609 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 14 treesize of output 14 [2022-11-16 06:33:15,614 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 06:33:15,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:15,762 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:15,764 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:15,865 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:15,871 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:15,871 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:15,892 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:15,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:15,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:15,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:15,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:15,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:15,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:15,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:16,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:16,011 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 14 treesize of output 14 [2022-11-16 06:33:16,016 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 06:33:16,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:16,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:16,178 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:16,276 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:16,282 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:16,282 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:16,307 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:16,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:16,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:16,330 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:16,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:16,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:16,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:16,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:16,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:16,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:16,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:16,440 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 14 treesize of output 14 [2022-11-16 06:33:16,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:16,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:16,607 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:16,608 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:16,718 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:16,724 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:16,724 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:16,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:16,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:16,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:16,768 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:16,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:16,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:16,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:16,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:33:16,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:16,845 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:16,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:16,882 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 14 treesize of output 14 [2022-11-16 06:33:16,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:17,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:17,134 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 71 treesize of output 70 [2022-11-16 06:33:17,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:17,151 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:17,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:17,163 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 12 treesize of output 11 [2022-11-16 06:33:17,179 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:17,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:17,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:17,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:17,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 35 states and 72 transitions. [2022-11-16 06:33:17,303 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 72 transitions. [2022-11-16 06:33:17,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:17,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:17,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:17,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-16 06:33:17,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:17,386 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:17,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:17,409 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 06:33:17,415 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 20 treesize of output 20 [2022-11-16 06:33:17,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:17,433 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 06:33:17,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:17,854 INFO L321 Elim1Store]: treesize reduction 44, result has 32.3 percent of original size [2022-11-16 06:33:17,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 77 [2022-11-16 06:33:17,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:17,965 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:19,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:19,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:19,021 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:19,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:19,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:19,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:19,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:19,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:19,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:19,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:19,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:19,106 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 14 treesize of output 14 [2022-11-16 06:33:19,109 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:19,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:19,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:19,243 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 71 treesize of output 67 [2022-11-16 06:33:19,251 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:19,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:19,263 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 12 treesize of output 11 [2022-11-16 06:33:19,280 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:19,361 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:19,367 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:19,367 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:19,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:19,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:19,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:19,409 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:19,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:19,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:19,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:19,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:19,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:19,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:19,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:19,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:19,510 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 14 treesize of output 14 [2022-11-16 06:33:19,516 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 06:33:19,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:19,680 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:19,682 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:19,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:19,829 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:19,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:19,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:19,853 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:19,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:19,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:19,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:19,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:19,927 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 06:33:19,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:19,959 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 19 [2022-11-16 06:33:19,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:33:20,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:20,145 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:20,146 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:20,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:20,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:20,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:20,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:20,299 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:20,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:20,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:20,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:20,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:33:20,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:20,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:20,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:20,388 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 14 treesize of output 14 [2022-11-16 06:33:20,392 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 06:33:20,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:20,528 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:20,529 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:20,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:20,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:20,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:20,665 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:20,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:20,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:20,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:20,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:20,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:20,735 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:20,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:20,754 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 14 treesize of output 14 [2022-11-16 06:33:20,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:20,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:20,903 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:20,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:20,918 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:20,920 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:20,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:20,941 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:21,012 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:21,017 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:21,017 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:21,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:21,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:21,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:21,056 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:21,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:21,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:21,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:21,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:21,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:21,127 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 06:33:21,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:21,149 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 14 treesize of output 14 [2022-11-16 06:33:21,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:21,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:21,305 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:21,306 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:21,390 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:21,396 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:21,396 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:21,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:21,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:21,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:21,439 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:21,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:21,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:21,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:21,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:33:21,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:21,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:21,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:21,570 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 14 treesize of output 14 [2022-11-16 06:33:21,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:21,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:21,738 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:21,740 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:21,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:21,861 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:21,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:21,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:21,886 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:21,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:21,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:21,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:21,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:21,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:21,957 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:21,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:21,986 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 14 treesize of output 14 [2022-11-16 06:33:21,992 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 06:33:22,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:22,211 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:22,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:22,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:22,331 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:22,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:22,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:22,353 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:22,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:22,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:22,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:22,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:22,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:22,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:22,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:22,437 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 14 treesize of output 14 [2022-11-16 06:33:22,441 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 06:33:22,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:22,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:22,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:22,586 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:22,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:22,596 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 12 treesize of output 11 [2022-11-16 06:33:22,609 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:22,684 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:22,689 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:22,689 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:22,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:22,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:22,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:22,727 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:22,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:22,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:22,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:22,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:22,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:22,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:22,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:22,824 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 14 treesize of output 14 [2022-11-16 06:33:22,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:22,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:22,997 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:22,999 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:23,091 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:23,096 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:23,097 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:23,118 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:23,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:23,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:23,142 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:23,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:23,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:23,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:23,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:23,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:23,211 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 06:33:23,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:23,237 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 14 treesize of output 14 [2022-11-16 06:33:23,242 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:23,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:23,410 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:23,411 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:23,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:23,520 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:23,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:23,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:23,539 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:23,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:23,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:23,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:23,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:23,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:23,600 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:23,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:23,614 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 14 treesize of output 14 [2022-11-16 06:33:23,619 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 06:33:23,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:23,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:23,799 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:23,872 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:23,877 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:23,877 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:23,894 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:23,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:23,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:23,912 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:23,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:23,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:23,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:23,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:23,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:23,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:24,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:24,006 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 14 treesize of output 14 [2022-11-16 06:33:24,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:24,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:24,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:24,172 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:24,265 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:24,307 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:24,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:24,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:24,327 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:24,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:24,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:24,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:24,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:24,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:24,396 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 06:33:24,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:24,416 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 14 treesize of output 14 [2022-11-16 06:33:24,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:24,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:24,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:24,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:24,590 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:24,592 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 52 treesize of output 43 [2022-11-16 06:33:24,601 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 12 treesize of output 11 [2022-11-16 06:33:24,616 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:24,685 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:24,692 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:24,692 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:24,714 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:24,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:24,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:24,736 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:24,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:24,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:24,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:24,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:24,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:24,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:24,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:24,822 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 14 treesize of output 14 [2022-11-16 06:33:24,827 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 06:33:24,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:24,966 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:24,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:25,058 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:25,063 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:25,064 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:25,082 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:25,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:25,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:25,103 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:25,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:25,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:25,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:25,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:25,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:25,169 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 06:33:25,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:25,184 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 14 treesize of output 14 [2022-11-16 06:33:25,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:25,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:25,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:25,329 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 71 treesize of output 67 [2022-11-16 06:33:25,338 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:25,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:25,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:25,361 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:25,433 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:25,438 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:25,438 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:25,456 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:25,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:25,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:25,477 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:25,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:25,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:25,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:25,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:25,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:25,549 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 06:33:25,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:25,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 06:33:25,574 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 20 treesize of output 20 [2022-11-16 06:33:25,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:25,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:25,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:25,929 INFO L321 Elim1Store]: treesize reduction 44, result has 32.3 percent of original size [2022-11-16 06:33:25,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 77 [2022-11-16 06:33:25,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:26,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:26,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:26,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:26,021 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:26,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:26,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:26,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:26,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:33:26,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:26,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:26,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:26,096 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 14 treesize of output 14 [2022-11-16 06:33:26,099 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 06:33:26,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:26,222 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:26,223 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:26,300 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:26,305 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:26,305 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:26,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:26,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:26,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:26,343 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:26,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:26,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:26,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:26,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:33:26,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:26,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:26,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:26,432 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 14 treesize of output 14 [2022-11-16 06:33:26,435 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:26,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:26,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:26,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:26,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:26,694 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:26,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:26,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:26,710 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:26,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:26,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:26,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:26,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:26,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:26,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:26,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:26,807 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 14 treesize of output 14 [2022-11-16 06:33:26,811 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 06:33:26,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:26,964 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:26,964 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:27,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:27,078 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:27,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:27,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:27,096 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:27,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:27,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:27,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:27,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:27,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:27,158 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:27,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:27,182 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 14 treesize of output 14 [2022-11-16 06:33:27,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:27,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:27,334 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 71 treesize of output 70 [2022-11-16 06:33:27,341 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:27,349 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:27,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:27,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:27,374 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:27,446 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:27,451 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:27,452 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:27,469 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:27,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:27,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:27,487 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:27,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:27,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:27,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:27,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:27,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:27,562 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 06:33:27,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:27,590 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 14 treesize of output 14 [2022-11-16 06:33:27,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:27,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:27,754 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:27,755 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:27,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:27,887 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:27,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:27,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:27,909 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:27,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:27,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:27,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:27,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:27,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:27,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:28,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:28,010 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 14 treesize of output 14 [2022-11-16 06:33:28,014 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 8 treesize of output 7 [2022-11-16 06:33:28,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:28,153 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:28,153 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:28,246 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:28,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:28,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:28,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:28,306 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:28,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:28,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:28,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:28,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:28,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:28,363 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 06:33:28,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:28,397 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 14 treesize of output 14 [2022-11-16 06:33:28,401 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 06:33:28,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:28,553 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:28,554 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:28,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:28,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:28,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:28,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:28,700 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:28,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:28,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:28,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:28,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:28,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:28,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:28,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:28,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:28,786 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 14 treesize of output 14 [2022-11-16 06:33:28,791 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 06:33:28,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:28,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:28,994 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:29,003 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:29,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:29,014 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 12 treesize of output 11 [2022-11-16 06:33:29,029 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:29,099 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:29,105 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:29,105 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:29,125 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:29,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:29,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:29,151 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:29,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:29,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:29,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:29,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:29,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:29,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:29,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:29,247 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 14 treesize of output 14 [2022-11-16 06:33:29,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:29,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:29,394 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:29,396 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:29,485 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:29,490 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:29,490 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:29,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:29,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:29,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:29,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:29,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:29,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:29,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:29,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:29,632 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 14 treesize of output 14 [2022-11-16 06:33:29,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:29,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:29,804 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:29,806 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:29,901 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:29,906 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:29,906 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:29,925 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:29,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:29,950 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:29,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:29,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:29,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:29,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:29,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:30,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:30,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:30,030 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 14 treesize of output 14 [2022-11-16 06:33:30,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:30,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:30,290 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 71 treesize of output 70 [2022-11-16 06:33:30,295 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:30,302 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:30,304 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 52 treesize of output 43 [2022-11-16 06:33:30,310 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 12 treesize of output 11 [2022-11-16 06:33:30,322 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:30,379 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:30,383 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:30,384 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:30,407 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:30,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:30,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:30,431 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:30,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:30,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:30,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:30,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:30,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:30,490 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 06:33:30,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:30,509 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 14 treesize of output 14 [2022-11-16 06:33:30,513 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:30,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:30,633 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:30,635 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:30,714 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:30,718 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:30,719 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:30,735 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:30,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:30,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:30,762 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:30,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:30,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:30,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:30,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:33:30,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:30,826 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 06:33:30,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:30,845 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 14 treesize of output 14 [2022-11-16 06:33:30,849 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:31,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:31,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:31,033 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 71 treesize of output 67 [2022-11-16 06:33:31,041 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:31,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:31,053 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 12 treesize of output 11 [2022-11-16 06:33:31,067 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:31,138 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:31,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:31,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:31,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:31,200 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:31,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:31,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:31,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:31,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:31,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:31,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:31,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:31,302 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 14 treesize of output 14 [2022-11-16 06:33:31,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:31,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:31,462 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:31,463 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:31,555 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:31,560 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:31,560 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:31,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:31,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:31,600 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:31,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:31,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:31,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:31,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:31,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:31,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:31,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:31,711 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 14 treesize of output 14 [2022-11-16 06:33:31,715 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 06:33:31,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:31,875 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:31,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:31,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:31,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:32,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:32,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:32,011 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:32,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:32,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:32,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:32,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:32,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:32,077 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:32,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:32,099 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 14 treesize of output 14 [2022-11-16 06:33:32,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:32,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:32,256 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:32,264 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 71 treesize of output 67 [2022-11-16 06:33:32,294 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:32,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:32,303 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 12 treesize of output 11 [2022-11-16 06:33:32,314 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:32,380 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:32,384 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:32,385 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:32,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:32,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:32,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:32,424 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:32,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:32,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:32,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:32,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:32,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:32,487 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:32,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:32,510 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 14 treesize of output 14 [2022-11-16 06:33:32,514 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 06:33:32,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:32,647 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:32,648 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:32,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:32,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:32,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:32,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:32,778 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:32,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:32,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:32,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:32,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:32,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:32,836 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 06:33:32,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:32,860 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 14 treesize of output 14 [2022-11-16 06:33:32,864 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:32,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:32,990 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:32,992 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:33,076 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:33,081 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:33,081 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:33,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:33,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:33,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:33,121 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:33,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:33,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:33,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:33,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:33,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:33,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:33,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:33,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:33,223 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 14 treesize of output 14 [2022-11-16 06:33:33,228 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 8 treesize of output 7 [2022-11-16 06:33:33,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:33,370 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:33,371 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:33,458 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:33,464 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:33,464 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:33,481 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:33,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:33,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:33,501 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:33,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:33,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:33,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:33,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:33,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:33,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:33,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:33,600 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 14 treesize of output 14 [2022-11-16 06:33:33,605 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 06:33:33,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:33,765 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:33,765 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:33,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:33,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:33,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:33,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:33,909 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:33,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:33,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:33,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:33,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:33,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:33,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:33,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:33,992 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 14 treesize of output 14 [2022-11-16 06:33:33,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:34,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:34,182 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:34,182 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:34,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:34,323 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:34,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:34,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:34,342 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:34,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:34,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:34,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:34,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:34,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:34,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:34,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:34,441 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 14 treesize of output 14 [2022-11-16 06:33:34,445 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:34,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:34,581 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:34,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:34,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:34,659 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:34,659 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:34,676 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:34,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:34,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:34,697 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:34,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:34,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:34,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:34,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:34,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:34,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:34,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:34,779 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 14 treesize of output 14 [2022-11-16 06:33:34,783 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 06:33:34,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:34,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:34,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:34,938 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:34,940 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:34,949 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 12 treesize of output 11 [2022-11-16 06:33:34,961 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:35,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:35,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:35,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:35,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:35,071 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:35,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:35,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:35,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:33:35,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:35,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:35,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:35,148 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 14 treesize of output 14 [2022-11-16 06:33:35,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:35,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:35,282 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:35,283 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:35,374 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:35,379 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:35,379 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:35,396 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:35,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:35,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:35,419 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:35,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:35,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:35,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:35,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:35,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:35,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:35,489 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 06:33:35,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:35,528 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 14 treesize of output 14 [2022-11-16 06:33:35,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:35,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:35,688 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:35,689 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:35,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:35,808 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:35,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:35,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:35,826 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:35,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:35,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:35,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:35,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:35,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:35,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:35,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:35,900 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 14 treesize of output 14 [2022-11-16 06:33:35,904 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 06:33:36,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:36,052 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:36,054 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:36,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:36,157 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:36,157 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:36,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:36,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:36,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:36,197 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:36,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:36,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:36,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:36,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:33:36,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:36,253 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:36,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:36,275 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 14 treesize of output 14 [2022-11-16 06:33:36,279 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 06:33:36,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:36,431 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:36,432 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:36,505 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:36,510 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:36,510 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:36,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:36,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:36,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:36,547 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:36,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:36,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:36,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:36,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:36,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:36,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:36,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:36,631 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 14 treesize of output 14 [2022-11-16 06:33:36,635 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 06:33:36,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:36,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:36,754 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:36,828 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:36,833 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:36,833 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:36,851 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:36,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:36,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:36,871 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:36,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:36,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:36,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:36,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:36,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:36,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:36,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:36,947 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 19 [2022-11-16 06:33:36,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:33:37,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:37,182 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:37,182 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:37,255 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:37,260 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:37,260 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:37,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:37,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:37,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:37,299 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:37,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:37,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:37,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:37,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:37,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:37,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:37,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:37,390 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 14 treesize of output 14 [2022-11-16 06:33:37,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:37,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:37,539 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:37,539 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:37,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:37,664 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:37,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:37,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:37,684 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:37,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:37,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:37,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:37,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:37,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:37,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:37,744 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 06:33:37,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:37,771 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 14 treesize of output 14 [2022-11-16 06:33:37,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:37,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:37,921 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:37,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:38,010 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:38,016 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:38,016 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:38,034 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:38,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:38,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:38,054 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:38,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:38,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:38,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:38,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:38,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:38,128 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 06:33:38,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:38,153 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 14 treesize of output 14 [2022-11-16 06:33:38,158 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:38,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:38,323 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:38,324 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:38,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:38,459 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:38,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:38,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:38,478 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:38,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:38,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:38,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:38,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:38,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:38,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:38,534 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 06:33:38,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:38,556 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 14 treesize of output 14 [2022-11-16 06:33:38,560 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 06:33:38,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:38,682 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:38,683 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:38,758 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:38,762 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:38,763 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:38,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:38,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:38,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:38,799 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:38,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:38,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:38,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:38,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:38,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:38,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:38,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:38,885 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 14 treesize of output 14 [2022-11-16 06:33:38,888 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 06:33:39,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:39,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:39,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:39,029 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:39,031 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:39,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:39,051 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:39,120 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:39,125 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:39,125 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:39,144 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:39,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:39,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:39,167 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:39,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:39,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:39,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:39,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:39,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:39,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:39,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:39,255 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 14 treesize of output 14 [2022-11-16 06:33:39,260 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 06:33:39,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:39,408 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:39,410 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:39,496 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:39,501 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:39,501 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:39,520 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:39,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:39,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:39,542 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:39,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:39,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:39,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:39,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:33:39,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:39,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:39,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:39,631 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 14 treesize of output 14 [2022-11-16 06:33:39,635 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 06:33:39,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:39,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:39,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:39,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:39,923 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:39,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:39,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:39,943 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:39,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:39,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:39,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:39,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:39,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:40,017 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:40,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:40,036 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 14 treesize of output 14 [2022-11-16 06:33:40,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:40,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:40,254 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:40,256 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:40,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:40,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:40,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:40,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:40,427 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:40,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:40,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:40,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:40,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:40,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:40,501 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 06:33:40,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:40,518 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 14 treesize of output 14 [2022-11-16 06:33:40,522 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 06:33:40,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:40,734 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 71 treesize of output 70 [2022-11-16 06:33:40,741 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:40,748 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:40,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:40,758 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:40,772 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:40,844 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:40,850 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:40,850 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:40,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:40,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:40,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:40,895 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:40,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:40,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:40,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:40,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:40,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:40,954 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 06:33:40,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:40,975 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 14 treesize of output 14 [2022-11-16 06:33:40,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:41,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:41,103 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 71 treesize of output 70 [2022-11-16 06:33:41,109 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:41,117 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:41,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:41,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:41,138 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:41,208 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:41,213 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:41,213 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:41,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:41,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:41,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:41,249 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:41,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:41,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:41,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:41,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:41,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:41,316 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:41,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:41,336 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 14 treesize of output 14 [2022-11-16 06:33:41,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:41,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:41,471 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 71 treesize of output 70 [2022-11-16 06:33:41,478 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 71 treesize of output 67 [2022-11-16 06:33:41,486 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:41,488 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 52 treesize of output 43 [2022-11-16 06:33:41,496 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:41,510 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:41,585 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:41,591 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:41,592 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:41,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:41,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:41,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:41,629 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:41,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:41,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:41,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:41,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:41,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:41,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:41,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:41,735 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 14 treesize of output 14 [2022-11-16 06:33:41,739 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 06:33:41,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:41,872 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:41,873 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:41,949 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:41,953 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:41,954 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:41,970 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:41,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:41,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:41,990 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:41,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:41,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:41,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:42,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:42,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:42,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:42,057 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 06:33:42,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:42,091 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 14 treesize of output 14 [2022-11-16 06:33:42,095 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 06:33:42,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:42,246 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:42,247 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:42,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:42,372 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:42,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:42,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:42,412 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:42,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:42,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:42,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:42,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:42,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:42,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:42,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:42,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:42,504 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 14 treesize of output 14 [2022-11-16 06:33:42,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:42,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:42,641 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:42,647 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:42,653 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:42,655 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 52 treesize of output 43 [2022-11-16 06:33:42,662 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 12 treesize of output 11 [2022-11-16 06:33:42,676 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:42,740 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:42,745 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:42,746 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:42,762 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:42,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:42,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:42,780 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:42,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:42,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:42,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:42,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:42,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:42,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:42,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:42,880 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 14 treesize of output 14 [2022-11-16 06:33:42,884 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 06:33:43,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:43,044 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:43,045 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:43,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:43,171 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:43,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:43,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:43,192 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:43,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:43,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:43,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:43,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:43,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:43,259 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 06:33:43,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:43,294 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 14 treesize of output 14 [2022-11-16 06:33:43,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:43,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:43,469 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:43,470 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:43,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:43,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:43,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:43,632 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:43,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:43,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:43,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:43,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:43,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:43,712 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 06:33:43,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:43,736 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 14 treesize of output 14 [2022-11-16 06:33:43,741 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 06:33:43,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:43,907 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:43,908 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:43,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:44,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:44,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:44,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:44,036 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:44,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:44,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:44,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:44,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:44,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:44,094 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 06:33:44,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:44,117 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 14 treesize of output 14 [2022-11-16 06:33:44,121 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 06:33:44,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:44,268 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 71 treesize of output 70 [2022-11-16 06:33:44,274 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:44,282 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:44,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:44,291 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 12 treesize of output 11 [2022-11-16 06:33:44,305 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:44,370 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:44,375 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:44,375 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:44,393 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:44,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:44,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:44,411 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:44,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:44,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:44,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:44,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:44,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:44,466 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:44,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:44,510 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 14 treesize of output 14 [2022-11-16 06:33:44,513 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:44,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:44,632 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:44,638 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 71 treesize of output 67 [2022-11-16 06:33:44,644 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:44,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:44,653 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 12 treesize of output 11 [2022-11-16 06:33:44,665 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:44,724 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:44,729 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:44,729 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:44,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:44,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:44,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:44,762 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:44,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:44,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:44,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:44,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:44,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:44,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:44,839 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 14 treesize of output 14 [2022-11-16 06:33:44,842 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 06:33:44,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:44,967 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:44,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:44,980 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:44,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:44,989 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:45,001 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:45,063 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:45,068 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:45,068 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:45,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:45,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:45,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:45,102 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:45,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:45,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:45,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:45,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:45,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:45,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:45,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:45,180 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 19 [2022-11-16 06:33:45,184 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 06:33:45,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:45,405 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:45,405 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:45,482 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:45,487 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:45,487 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:45,505 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:45,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:45,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:45,523 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:45,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:45,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:45,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:45,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:45,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:33:45,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:45,596 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 06:33:45,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:45,620 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 14 treesize of output 14 [2022-11-16 06:33:45,625 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:45,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:45,766 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:45,767 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:45,856 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:45,861 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:45,862 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:45,880 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:45,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:45,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:45,904 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:45,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:45,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:45,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:45,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:45,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:45,970 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:45,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:45,995 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 14 treesize of output 14 [2022-11-16 06:33:45,999 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 06:33:46,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:46,188 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:46,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:46,278 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:46,284 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:46,284 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:46,302 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:46,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:46,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:46,327 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:46,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:46,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:46,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:46,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:46,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:46,394 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 06:33:46,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:46,428 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 14 treesize of output 14 [2022-11-16 06:33:46,431 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 06:33:46,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:46,559 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:46,565 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 71 treesize of output 67 [2022-11-16 06:33:46,571 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:46,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:46,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:46,592 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:46,653 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:46,658 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:46,658 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:46,675 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:46,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:46,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:46,700 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:46,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:46,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:46,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:46,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:46,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:46,758 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:46,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:46,781 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 14 treesize of output 14 [2022-11-16 06:33:46,785 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 06:33:46,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:46,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:46,930 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:46,938 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:46,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:46,955 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 12 treesize of output 11 [2022-11-16 06:33:46,969 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:47,040 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:47,045 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:47,045 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:47,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:47,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:47,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:47,097 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:47,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:47,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:47,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:47,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:47,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:47,162 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 06:33:47,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:47,184 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 14 treesize of output 14 [2022-11-16 06:33:47,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:47,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:47,329 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:47,335 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:47,343 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:47,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:47,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:47,365 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:47,433 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:47,438 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:47,439 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:47,456 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:47,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:47,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:47,480 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:47,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:47,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:47,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:47,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:47,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:47,542 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 06:33:47,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:47,562 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 14 treesize of output 14 [2022-11-16 06:33:47,566 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 06:33:47,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:47,711 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:47,712 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:47,802 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:47,807 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:47,808 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:47,827 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:47,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:47,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:47,853 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:47,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:47,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:47,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:47,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:47,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:47,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:47,911 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 06:33:47,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:47,940 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 14 treesize of output 14 [2022-11-16 06:33:47,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:48,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:48,123 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:48,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:48,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:48,246 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:48,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:48,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:48,269 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:48,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:48,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:48,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:48,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:48,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:48,339 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 06:33:48,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:48,390 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 14 treesize of output 14 [2022-11-16 06:33:48,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:48,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:48,536 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:48,538 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:48,617 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:48,622 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:48,623 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:48,641 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:48,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:48,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:48,663 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:48,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:48,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:48,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:48,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:48,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:48,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:48,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:48,746 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 14 treesize of output 14 [2022-11-16 06:33:48,750 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 06:33:48,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:48,885 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:48,892 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:48,899 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:48,901 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 52 treesize of output 43 [2022-11-16 06:33:48,908 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 12 treesize of output 11 [2022-11-16 06:33:48,921 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:48,993 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:48,998 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:48,998 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:49,015 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:49,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:49,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:49,038 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:49,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:49,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:49,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:49,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-16 06:33:49,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:49,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:49,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:49,140 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 19 [2022-11-16 06:33:49,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:33:49,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:49,370 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 71 treesize of output 70 [2022-11-16 06:33:49,375 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 71 treesize of output 67 [2022-11-16 06:33:49,382 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:49,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:49,391 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 12 treesize of output 11 [2022-11-16 06:33:49,403 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:49,470 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:49,474 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:49,475 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:49,491 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:49,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:49,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:49,514 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:49,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:49,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:49,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:49,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:49,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:49,570 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 06:33:49,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:49,591 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 14 treesize of output 14 [2022-11-16 06:33:49,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:49,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:49,774 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:49,775 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:49,862 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:49,867 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:49,867 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:49,887 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:49,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:49,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:49,909 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:49,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:49,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:49,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:49,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:49,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:49,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:49,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:49,993 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 14 treesize of output 14 [2022-11-16 06:33:49,998 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 06:33:50,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:50,183 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:50,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:50,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:50,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:50,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:50,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:50,335 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:50,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:50,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:50,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:50,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:50,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:50,410 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 06:33:50,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:50,423 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 14 treesize of output 14 [2022-11-16 06:33:50,426 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 06:33:50,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:50,556 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 71 treesize of output 70 [2022-11-16 06:33:50,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:50,569 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:50,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:50,578 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 12 treesize of output 11 [2022-11-16 06:33:50,591 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:50,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:50,659 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:50,659 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:50,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:50,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:50,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:50,700 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:50,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:50,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:50,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:50,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:50,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:50,756 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 06:33:50,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:50,781 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 14 treesize of output 14 [2022-11-16 06:33:50,785 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 06:33:50,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:50,909 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:50,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:50,996 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:51,002 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:51,002 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:51,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:51,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:51,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:51,042 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:51,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:51,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:51,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:51,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:51,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:51,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:51,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:51,118 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 14 treesize of output 14 [2022-11-16 06:33:51,123 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 06:33:51,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:51,248 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:51,254 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:51,261 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:51,262 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 52 treesize of output 43 [2022-11-16 06:33:51,269 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 12 treesize of output 11 [2022-11-16 06:33:51,281 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:51,348 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:51,353 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:51,353 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:51,373 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:51,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:51,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:51,394 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:51,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:51,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:51,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:51,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:33:51,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:51,459 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:51,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:51,477 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 14 treesize of output 14 [2022-11-16 06:33:51,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:51,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:51,614 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:51,614 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:51,692 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:51,697 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:51,697 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:51,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:51,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:51,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:51,738 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:51,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:51,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:51,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:51,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:33:51,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:51,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:51,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:51,821 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 14 treesize of output 14 [2022-11-16 06:33:51,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:52,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:52,032 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:52,032 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:52,124 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:52,130 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:52,130 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:52,149 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:52,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:52,172 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:52,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:52,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:52,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:52,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:52,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:52,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:52,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:52,286 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 19 [2022-11-16 06:33:52,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:33:52,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:52,500 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:52,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:52,592 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:52,598 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:52,598 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:52,619 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:52,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:52,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:52,642 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:52,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:52,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:52,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:52,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:52,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:52,706 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 06:33:52,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:52,723 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 14 treesize of output 14 [2022-11-16 06:33:52,727 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 06:33:52,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:52,857 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 71 treesize of output 70 [2022-11-16 06:33:52,869 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:52,876 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:52,877 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 52 treesize of output 43 [2022-11-16 06:33:52,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:33:52,898 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:52,964 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:52,969 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:52,969 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:52,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:53,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:53,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:53,007 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:53,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:53,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:53,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:53,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:53,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:53,072 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 06:33:53,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:53,092 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 06:33:53,096 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 06:33:53,100 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 06:33:53,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:53,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:53,419 INFO L321 Elim1Store]: treesize reduction 44, result has 32.3 percent of original size [2022-11-16 06:33:53,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 77 [2022-11-16 06:33:53,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:53,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:53,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:53,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:53,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:53,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:53,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:53,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:53,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:53,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:53,582 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 06:33:53,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:53,605 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 14 treesize of output 14 [2022-11-16 06:33:53,610 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 06:33:53,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:53,773 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:53,775 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:53,865 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:53,876 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:53,877 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:53,896 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:53,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:53,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:53,919 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:53,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:53,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:53,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:53,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:33:53,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:53,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:54,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:54,006 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 14 treesize of output 14 [2022-11-16 06:33:54,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:54,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:54,160 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:54,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:54,254 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:54,260 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:54,260 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:54,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:54,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:54,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:54,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:54,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:54,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:54,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:54,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:54,405 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 14 treesize of output 14 [2022-11-16 06:33:54,408 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 06:33:54,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:54,536 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 71 treesize of output 70 [2022-11-16 06:33:54,542 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 71 treesize of output 67 [2022-11-16 06:33:54,549 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:54,551 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 52 treesize of output 43 [2022-11-16 06:33:54,559 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 12 treesize of output 11 [2022-11-16 06:33:54,572 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:54,637 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:54,641 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:54,642 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:54,659 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:54,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:54,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:54,680 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:54,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:54,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:54,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:54,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:54,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:54,756 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 06:33:54,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:54,779 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 14 treesize of output 14 [2022-11-16 06:33:54,783 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 06:33:54,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:54,916 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 71 treesize of output 70 [2022-11-16 06:33:54,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:33:54,930 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:54,931 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 52 treesize of output 43 [2022-11-16 06:33:54,939 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 12 treesize of output 11 [2022-11-16 06:33:54,953 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:55,021 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:55,026 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:55,027 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:55,044 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:55,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:55,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:55,066 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:55,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:55,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:55,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:55,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:55,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:55,128 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 06:33:55,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:55,149 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 14 treesize of output 14 [2022-11-16 06:33:55,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:55,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:55,305 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:55,306 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:55,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:55,423 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:55,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:55,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:55,445 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:55,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:55,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:55,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:55,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:33:55,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:55,513 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 06:33:55,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:55,544 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 14 treesize of output 14 [2022-11-16 06:33:55,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:55,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:55,705 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:55,705 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:55,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:55,829 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:55,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:55,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:55,851 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:55,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:55,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:55,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:55,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:55,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:55,911 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 06:33:55,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:55,933 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 14 treesize of output 14 [2022-11-16 06:33:55,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:56,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:56,096 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 71 treesize of output 70 [2022-11-16 06:33:56,104 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 71 treesize of output 67 [2022-11-16 06:33:56,112 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:56,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:56,123 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 12 treesize of output 11 [2022-11-16 06:33:56,139 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:56,208 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:56,212 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:56,213 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:56,228 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:56,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:56,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:56,268 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:56,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:56,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:56,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:56,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:56,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:56,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:56,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:56,344 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 14 treesize of output 14 [2022-11-16 06:33:56,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:56,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:56,461 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:56,461 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:56,532 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:56,536 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:56,537 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:56,555 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:56,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:56,577 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:56,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:56,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:56,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:56,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:56,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:56,649 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:56,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:56,671 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 14 treesize of output 14 [2022-11-16 06:33:56,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:56,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:56,852 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:56,853 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:56,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:56,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:56,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:56,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:56,994 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:56,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:56,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:56,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:57,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:57,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:57,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:57,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:57,085 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 14 treesize of output 14 [2022-11-16 06:33:57,089 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 06:33:57,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:57,250 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:57,251 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:57,335 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:57,370 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:57,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:57,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:57,394 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:57,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:57,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:57,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:57,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:57,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:57,453 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:57,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:57,469 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 14 treesize of output 14 [2022-11-16 06:33:57,474 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 06:33:57,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:57,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:57,631 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:57,730 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:57,737 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:57,737 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:57,759 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:57,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:57,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:57,785 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:57,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:57,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:57,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:57,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:33:57,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:57,855 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 06:33:57,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:57,877 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 14 treesize of output 14 [2022-11-16 06:33:57,883 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 06:33:58,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:58,103 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:58,103 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:58,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:33:58,236 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:58,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:58,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:58,259 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:58,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:58,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:58,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:58,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:58,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:58,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:58,361 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 14 treesize of output 14 [2022-11-16 06:33:58,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:58,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:58,498 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:58,499 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:58,572 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:58,577 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:58,577 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:33:58,593 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:58,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:58,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:58,615 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:58,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:58,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:58,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:58,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:33:58,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:58,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:58,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:58,693 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 14 treesize of output 14 [2022-11-16 06:33:58,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:58,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:58,843 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:58,843 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:58,918 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:58,923 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:58,923 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:58,942 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:58,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:58,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:58,964 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:58,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:58,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:58,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:59,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:33:59,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:59,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:59,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:59,052 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 14 treesize of output 14 [2022-11-16 06:33:59,057 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 06:33:59,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:59,203 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:33:59,214 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 71 treesize of output 67 [2022-11-16 06:33:59,224 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:59,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:33:59,236 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 12 treesize of output 11 [2022-11-16 06:33:59,252 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:33:59,328 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:59,333 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:59,333 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:59,355 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:59,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:59,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:59,378 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:59,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:59,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:59,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:59,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:33:59,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:59,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:59,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:59,473 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 14 treesize of output 14 [2022-11-16 06:33:59,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:33:59,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:59,636 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:59,638 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:33:59,729 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:33:59,735 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:33:59,735 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:33:59,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:33:59,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:33:59,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:33:59,777 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:33:59,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:33:59,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:33:59,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:33:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:33:59,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:33:59,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:33:59,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:33:59,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:33:59,882 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 14 treesize of output 14 [2022-11-16 06:33:59,886 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 8 treesize of output 7 [2022-11-16 06:34:00,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:00,071 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 71 treesize of output 70 [2022-11-16 06:34:00,078 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 71 treesize of output 67 [2022-11-16 06:34:00,087 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:00,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:00,098 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:00,113 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:00,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:00,222 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:00,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:00,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:00,244 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:00,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:00,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:00,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:00,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:34:00,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:00,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:00,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:00,347 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 14 treesize of output 14 [2022-11-16 06:34:00,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:00,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:00,479 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 71 treesize of output 70 [2022-11-16 06:34:00,486 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:00,493 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:00,495 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 52 treesize of output 43 [2022-11-16 06:34:00,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:00,515 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:00,577 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:00,582 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:00,582 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:00,599 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:00,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:00,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:00,622 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:00,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:00,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:00,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:00,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:34:00,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:00,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:00,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:00,719 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 14 treesize of output 14 [2022-11-16 06:34:00,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:00,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:00,871 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:00,872 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:00,957 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:00,990 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:01,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:01,013 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:01,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:01,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:01,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:01,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:34:01,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:01,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:01,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:01,098 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 14 treesize of output 14 [2022-11-16 06:34:01,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:01,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:01,255 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:01,256 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:01,342 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:01,347 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:01,347 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:01,365 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:01,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:01,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:01,387 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:01,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:01,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:01,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:01,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:34:01,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:01,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:01,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:01,477 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 14 treesize of output 14 [2022-11-16 06:34:01,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:01,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:01,620 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:01,621 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:01,732 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:01,737 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:01,738 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:01,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:01,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:01,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:01,776 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:01,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:01,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:01,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:01,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:01,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:34:01,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:01,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:01,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:01,884 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 14 treesize of output 14 [2022-11-16 06:34:01,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:02,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:02,049 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:02,049 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:02,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:02,184 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:02,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:02,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:02,201 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:02,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:02,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:02,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:02,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 56 conjunts are in the unsatisfiable core [2022-11-16 06:34:02,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:02,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:02,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:02,293 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 14 treesize of output 14 [2022-11-16 06:34:02,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:02,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:02,511 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:02,511 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:02,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:02,615 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:02,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:02,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:02,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:02,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:02,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:02,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:34:02,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:02,696 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:02,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:02,723 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 14 treesize of output 14 [2022-11-16 06:34:02,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:02,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:02,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:34:02,867 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:02,874 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:02,876 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 52 treesize of output 43 [2022-11-16 06:34:02,884 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 12 treesize of output 11 [2022-11-16 06:34:02,897 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:02,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:02,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:03,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:03,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:03,010 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:03,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:03,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:03,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:03,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:34:03,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:03,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:03,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:03,093 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 14 treesize of output 14 [2022-11-16 06:34:03,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:03,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:03,244 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:03,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:03,336 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:03,341 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:03,342 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:34:03,362 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:03,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:03,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:03,385 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:03,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:03,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:03,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:03,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:34:03,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:03,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:03,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:03,468 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 14 treesize of output 14 [2022-11-16 06:34:03,472 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 06:34:03,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:03,629 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 71 treesize of output 70 [2022-11-16 06:34:03,635 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:03,642 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:03,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:03,652 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:03,665 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:03,732 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:03,737 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:03,737 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:34:03,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:03,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:03,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:03,774 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:03,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:03,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:03,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:03,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:03,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 58 conjunts are in the unsatisfiable core [2022-11-16 06:34:03,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:03,836 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 06:34:03,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:03,862 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 06:34:03,868 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 06:34:03,872 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:03,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:04,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:04,224 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:04,224 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:04,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 57 [2022-11-16 06:34:04,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:04,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:04,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:04,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:04,549 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:04,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:04,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:04,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:04,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:34:04,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:04,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:04,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:04,635 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 14 treesize of output 14 [2022-11-16 06:34:04,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:04,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:04,812 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:34:04,822 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 71 treesize of output 67 [2022-11-16 06:34:04,829 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:04,831 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 52 treesize of output 43 [2022-11-16 06:34:04,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:04,851 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:04,914 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:04,918 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:04,919 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:04,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:04,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:04,956 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:04,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:04,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:04,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:05,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:05,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:34:05,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:05,018 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 06:34:05,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:05,040 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 14 treesize of output 14 [2022-11-16 06:34:05,044 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 06:34:05,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:05,191 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:05,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:05,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:05,297 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:05,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:05,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:05,316 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:05,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:05,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:05,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:05,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:34:05,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:05,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:05,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:05,400 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 14 treesize of output 14 [2022-11-16 06:34:05,404 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 06:34:05,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:05,543 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 71 treesize of output 70 [2022-11-16 06:34:05,550 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 71 treesize of output 67 [2022-11-16 06:34:05,558 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:05,559 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:05,567 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 12 treesize of output 11 [2022-11-16 06:34:05,580 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:05,645 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:05,650 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:05,651 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:05,669 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:05,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:05,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:05,693 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:05,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:05,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:05,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:05,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:34:05,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:05,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:05,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:05,784 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 14 treesize of output 14 [2022-11-16 06:34:05,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:05,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:05,940 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:05,941 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:06,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:06,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:06,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:06,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:06,079 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:06,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:06,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:06,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:06,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:34:06,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:06,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:06,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:06,158 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 14 treesize of output 14 [2022-11-16 06:34:06,163 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 8 treesize of output 7 [2022-11-16 06:34:06,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:06,313 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 71 treesize of output 70 [2022-11-16 06:34:06,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:06,328 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:06,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:06,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:06,354 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:06,434 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:06,439 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:06,440 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:06,464 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:06,505 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:06,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:06,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:06,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:06,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:34:06,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:06,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:06,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:06,587 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 14 treesize of output 14 [2022-11-16 06:34:06,591 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 06:34:06,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:06,712 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:06,714 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:06,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:06,795 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:06,795 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:06,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:06,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:06,834 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:06,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:06,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:06,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:06,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:34:06,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:06,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:06,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:06,926 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 14 treesize of output 14 [2022-11-16 06:34:06,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:07,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:07,069 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:07,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:07,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:07,179 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:07,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:07,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:07,196 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:07,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:07,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:07,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:07,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:34:07,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:07,259 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 06:34:07,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:07,282 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 14 treesize of output 14 [2022-11-16 06:34:07,287 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 06:34:07,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:07,428 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:07,428 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:07,517 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:07,553 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:07,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:07,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:07,572 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:07,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:07,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:07,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:07,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:34:07,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:07,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:07,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:07,658 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 14 treesize of output 14 [2022-11-16 06:34:07,662 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 8 treesize of output 7 [2022-11-16 06:34:07,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:07,819 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:07,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:07,911 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:07,917 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:07,917 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:07,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:07,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:07,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:07,956 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:07,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:07,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:07,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:08,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:34:08,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:08,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:08,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:08,064 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 14 treesize of output 14 [2022-11-16 06:34:08,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:08,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:08,230 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:08,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:08,326 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:08,332 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:08,332 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:34:08,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:08,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:08,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:08,375 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:08,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:08,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:08,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:08,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:34:08,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:08,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:08,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:08,496 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 14 treesize of output 14 [2022-11-16 06:34:08,499 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 8 treesize of output 7 [2022-11-16 06:34:08,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:08,680 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:34:08,687 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 71 treesize of output 67 [2022-11-16 06:34:08,694 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:08,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:08,704 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 12 treesize of output 11 [2022-11-16 06:34:08,716 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:08,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:08,817 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:08,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:08,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:08,836 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:08,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:08,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:08,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:08,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:34:08,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:08,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:08,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:08,918 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 14 treesize of output 14 [2022-11-16 06:34:08,922 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 8 treesize of output 7 [2022-11-16 06:34:09,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:09,074 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 71 treesize of output 70 [2022-11-16 06:34:09,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:09,089 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:09,091 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 52 treesize of output 43 [2022-11-16 06:34:09,099 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 12 treesize of output 11 [2022-11-16 06:34:09,114 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:09,183 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:09,188 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:09,188 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:09,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:09,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:09,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:09,224 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:09,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:09,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:09,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:09,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:09,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:34:09,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:09,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:09,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:09,302 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 14 treesize of output 14 [2022-11-16 06:34:09,306 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:09,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:09,446 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 71 treesize of output 70 [2022-11-16 06:34:09,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:09,461 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:09,463 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 52 treesize of output 43 [2022-11-16 06:34:09,471 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 12 treesize of output 11 [2022-11-16 06:34:09,484 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:09,550 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:09,555 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:09,556 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:09,572 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:09,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:09,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:09,592 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:09,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:09,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:09,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:09,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:34:09,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:09,655 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 06:34:09,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:09,674 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 14 treesize of output 14 [2022-11-16 06:34:09,679 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 06:34:09,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:09,821 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:09,822 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:09,905 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:09,910 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:09,910 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:09,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:09,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:09,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:09,949 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:09,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:09,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:09,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:09,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:34:09,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:10,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:10,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:10,036 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 14 treesize of output 14 [2022-11-16 06:34:10,041 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 06:34:10,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:10,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:10,214 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:10,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:10,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:10,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:10,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:10,350 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:10,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:10,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:10,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:10,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:34:10,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:10,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:10,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:10,446 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 14 treesize of output 14 [2022-11-16 06:34:10,449 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 06:34:10,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:10,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:10,579 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:10,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:10,686 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:10,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:10,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:10,704 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:10,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:10,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:10,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:10,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:34:10,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:10,772 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 06:34:10,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:10,797 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 14 treesize of output 14 [2022-11-16 06:34:10,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:10,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:10,969 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:10,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:11,042 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:11,046 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:11,047 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:11,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:11,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:11,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:11,082 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:11,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:11,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:11,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:11,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:11,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:34:11,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:11,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:11,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:11,157 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 14 treesize of output 14 [2022-11-16 06:34:11,160 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 06:34:11,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:11,290 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:11,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:11,370 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:11,375 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:11,375 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:11,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:11,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:11,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:11,412 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:11,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:11,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:11,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:11,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:34:11,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:11,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:11,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:11,486 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 14 treesize of output 14 [2022-11-16 06:34:11,490 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:11,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:11,623 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 71 treesize of output 70 [2022-11-16 06:34:11,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:11,638 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:11,639 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 52 treesize of output 43 [2022-11-16 06:34:11,647 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:11,667 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:11,745 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:11,751 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:11,752 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:11,771 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:11,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:11,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:11,791 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:11,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:11,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:11,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:11,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:34:11,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:11,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:11,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:11,878 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 14 treesize of output 14 [2022-11-16 06:34:11,883 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 06:34:12,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:12,032 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 71 treesize of output 70 [2022-11-16 06:34:12,039 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 71 treesize of output 67 [2022-11-16 06:34:12,047 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:12,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:12,057 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 12 treesize of output 11 [2022-11-16 06:34:12,071 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:12,142 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:12,148 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:12,148 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:12,166 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:12,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:12,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:12,209 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:12,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:12,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:12,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:12,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:34:12,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:12,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:12,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:12,280 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 14 treesize of output 14 [2022-11-16 06:34:12,284 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 06:34:12,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:12,411 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:12,412 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:12,485 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:12,490 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:12,490 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:34:12,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:12,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:12,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:12,526 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:12,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:12,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:12,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:12,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:12,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:34:12,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:12,589 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 06:34:12,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:12,607 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 14 treesize of output 14 [2022-11-16 06:34:12,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:12,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:12,750 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 71 treesize of output 70 [2022-11-16 06:34:12,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:12,764 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:12,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:12,774 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 12 treesize of output 11 [2022-11-16 06:34:12,789 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:12,856 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:12,861 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:12,861 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:12,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:12,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:12,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:12,900 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:12,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:12,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:12,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:12,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:34:12,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:12,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:12,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:12,990 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 14 treesize of output 14 [2022-11-16 06:34:12,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:13,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:13,127 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:13,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:13,206 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:13,211 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:13,211 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:13,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:13,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:13,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:13,248 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:13,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:13,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:13,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:13,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:34:13,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:13,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:13,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:13,325 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 14 treesize of output 14 [2022-11-16 06:34:13,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:13,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:13,463 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:13,463 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:13,540 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:13,545 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:13,545 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:13,561 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:13,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:13,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:13,582 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:13,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:13,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:13,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:13,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:34:13,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:13,648 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 06:34:13,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:13,667 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 14 treesize of output 14 [2022-11-16 06:34:13,671 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 06:34:13,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:13,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:13,812 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:13,906 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:13,911 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:13,911 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:13,929 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:13,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:13,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:13,979 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:13,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:13,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:13,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:14,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:34:14,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:14,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:14,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:14,061 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 14 treesize of output 14 [2022-11-16 06:34:14,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:14,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:14,189 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:14,189 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:14,262 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:14,266 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:14,267 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:14,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:14,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:14,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:14,309 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:14,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:14,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:14,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:14,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:34:14,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:14,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:14,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:14,401 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 14 treesize of output 14 [2022-11-16 06:34:14,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:14,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:14,574 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:14,575 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:14,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:14,687 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:14,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:14,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:14,703 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:14,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:14,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:14,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:14,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:34:14,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:14,762 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:14,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:14,787 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 14 treesize of output 14 [2022-11-16 06:34:14,791 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 06:34:14,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:14,921 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:14,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:15,006 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:15,011 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:15,011 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:15,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:15,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:15,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:15,052 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:15,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:15,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:15,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:34:15,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:15,117 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:15,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:15,137 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 14 treesize of output 14 [2022-11-16 06:34:15,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:15,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:15,289 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:15,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:15,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:15,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:15,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:15,417 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:15,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:15,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:15,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:15,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:34:15,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:15,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:15,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:15,490 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 14 treesize of output 14 [2022-11-16 06:34:15,493 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:15,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:15,638 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:15,639 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:15,725 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:15,730 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:15,730 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:15,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:15,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:15,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:15,767 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:15,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:15,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:15,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:15,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 56 conjunts are in the unsatisfiable core [2022-11-16 06:34:15,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:15,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:15,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:15,867 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 19 [2022-11-16 06:34:15,870 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:34:16,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:16,035 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:16,036 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:16,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:16,141 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:16,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:16,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:16,157 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:16,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:16,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:16,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:16,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:34:16,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:16,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:16,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:16,237 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 14 treesize of output 14 [2022-11-16 06:34:16,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:16,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:16,370 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:16,371 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:16,445 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:16,450 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:16,450 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:34:16,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:16,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:16,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:16,484 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:16,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:16,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:16,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:16,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:34:16,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:16,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:16,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:16,569 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 14 treesize of output 14 [2022-11-16 06:34:16,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:16,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:16,708 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:34:16,714 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:16,721 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:16,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:16,731 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:16,751 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:16,819 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:16,824 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:16,824 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:16,842 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:16,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:16,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:16,860 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:16,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:16,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:16,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:16,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:34:16,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:16,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:16,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:16,945 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 14 treesize of output 14 [2022-11-16 06:34:16,949 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 06:34:17,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:17,105 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:17,106 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:17,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:17,221 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:17,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:17,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:17,239 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:17,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:17,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:17,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:17,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:34:17,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:17,302 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 06:34:17,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:17,322 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 14 treesize of output 14 [2022-11-16 06:34:17,327 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 06:34:17,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:17,481 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:17,482 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:17,575 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:17,580 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:17,580 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:17,598 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:17,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:17,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:17,617 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:17,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:17,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:17,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:17,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:17,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:34:17,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:17,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:17,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:17,719 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 14 treesize of output 14 [2022-11-16 06:34:17,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:17,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:17,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:34:17,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:17,871 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:17,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:17,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:17,894 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:17,954 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:17,959 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:17,959 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:17,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:17,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:17,996 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:17,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:17,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:17,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:18,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:18,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:34:18,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:18,066 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 06:34:18,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:18,082 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 14 treesize of output 14 [2022-11-16 06:34:18,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:18,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:18,222 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:18,223 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:18,301 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:18,306 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:18,306 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:18,323 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:18,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:18,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:18,341 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:18,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:18,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:18,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:18,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:34:18,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:18,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:18,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:18,419 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 14 treesize of output 14 [2022-11-16 06:34:18,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:18,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:18,552 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 71 treesize of output 70 [2022-11-16 06:34:18,559 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 71 treesize of output 67 [2022-11-16 06:34:18,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:18,568 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 52 treesize of output 43 [2022-11-16 06:34:18,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:18,588 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:18,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:18,658 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:18,659 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:18,675 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:18,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:18,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:18,694 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:18,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:18,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:18,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:18,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:34:18,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:18,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:18,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:18,774 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 14 treesize of output 14 [2022-11-16 06:34:18,778 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 06:34:18,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:18,916 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 71 treesize of output 70 [2022-11-16 06:34:18,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:18,929 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:18,931 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 52 treesize of output 43 [2022-11-16 06:34:18,939 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 12 treesize of output 11 [2022-11-16 06:34:18,951 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:19,021 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:19,026 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:19,026 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:19,044 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:19,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:19,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:19,062 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:19,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:19,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:19,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:19,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:34:19,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:19,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:19,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:19,144 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 19 [2022-11-16 06:34:19,148 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 13 treesize of output 12 [2022-11-16 06:34:19,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:19,383 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:19,383 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:19,469 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:19,475 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:19,475 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:34:19,513 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:19,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:19,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:19,532 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:19,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:19,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:19,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:19,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:34:19,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:19,600 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:19,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:19,618 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 14 treesize of output 14 [2022-11-16 06:34:19,622 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:19,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:19,746 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:34:19,752 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 71 treesize of output 67 [2022-11-16 06:34:19,758 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:19,760 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 52 treesize of output 43 [2022-11-16 06:34:19,767 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:19,779 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:19,841 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:19,846 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:19,846 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:19,863 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:19,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:19,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:19,881 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:19,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:19,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:19,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:19,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:34:19,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:19,940 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:19,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:19,961 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 14 treesize of output 14 [2022-11-16 06:34:19,965 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 06:34:20,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:20,096 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 71 treesize of output 70 [2022-11-16 06:34:20,108 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 71 treesize of output 67 [2022-11-16 06:34:20,117 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:20,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:20,127 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 12 treesize of output 11 [2022-11-16 06:34:20,140 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:20,216 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:20,221 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:20,221 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:20,237 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:20,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:20,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:20,255 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:20,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:20,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:20,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:20,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:34:20,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:20,315 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:20,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:20,333 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 14 treesize of output 14 [2022-11-16 06:34:20,337 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 06:34:20,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:20,475 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:20,476 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:20,556 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:20,561 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:20,561 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:34:20,578 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:20,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:20,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:20,597 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:20,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:20,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:20,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:20,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:20,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:34:20,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:20,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:20,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:20,699 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 14 treesize of output 14 [2022-11-16 06:34:20,704 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 06:34:20,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:20,862 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:20,864 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:20,945 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:20,950 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:20,950 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:34:20,969 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:20,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:20,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:20,987 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:20,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:20,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:20,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:21,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:34:21,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:21,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:21,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:21,076 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 14 treesize of output 14 [2022-11-16 06:34:21,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:21,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:21,209 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 71 treesize of output 70 [2022-11-16 06:34:21,215 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:21,223 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:21,243 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 52 treesize of output 43 [2022-11-16 06:34:21,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:21,266 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:21,349 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:21,355 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:21,356 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:21,377 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:21,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:21,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:21,395 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:21,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:21,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:21,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:21,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:34:21,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:21,458 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:21,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:21,480 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 14 treesize of output 14 [2022-11-16 06:34:21,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:21,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:21,624 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:21,625 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:21,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:21,726 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:21,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:21,746 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:21,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:21,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:21,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:21,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:34:21,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:21,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:21,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:21,841 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 14 treesize of output 14 [2022-11-16 06:34:21,844 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 06:34:21,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:21,975 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 71 treesize of output 70 [2022-11-16 06:34:21,981 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:21,990 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:21,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:21,999 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 12 treesize of output 11 [2022-11-16 06:34:22,011 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:22,074 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:22,079 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:22,079 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:34:22,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:22,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:22,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:22,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:34:22,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:22,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:22,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:22,227 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 14 treesize of output 14 [2022-11-16 06:34:22,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:22,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:22,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:34:22,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:22,372 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:22,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:22,381 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:22,394 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:22,457 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:22,462 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:22,462 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:34:22,479 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:22,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:22,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:22,497 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:22,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:22,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:22,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:22,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:34:22,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:22,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:22,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:22,579 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 14 treesize of output 14 [2022-11-16 06:34:22,583 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 06:34:22,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:22,713 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:22,715 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:22,800 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:22,805 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:22,805 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:22,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:22,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:22,838 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:22,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:22,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:22,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:22,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:34:22,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:22,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:22,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:22,924 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 14 treesize of output 14 [2022-11-16 06:34:22,929 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 06:34:23,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:23,077 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:23,077 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:23,147 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:23,151 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:23,152 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:34:23,167 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:23,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:23,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:23,191 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:23,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:23,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:23,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:23,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:34:23,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:23,248 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 06:34:23,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:23,268 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 14 treesize of output 14 [2022-11-16 06:34:23,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:23,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:23,392 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:23,392 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:23,463 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:23,468 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:23,468 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:34:23,485 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:23,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:23,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:23,502 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:23,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:23,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:23,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:23,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:34:23,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:23,557 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:23,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:23,576 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 14 treesize of output 14 [2022-11-16 06:34:23,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:23,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:23,704 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:23,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:23,781 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:23,786 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:23,786 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:23,803 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:23,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:23,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:23,821 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:23,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:23,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:23,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:23,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:34:23,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:23,880 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 06:34:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:23,896 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 14 treesize of output 14 [2022-11-16 06:34:23,900 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:24,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:24,033 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:34:24,040 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:34:24,047 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:24,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:24,056 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 12 treesize of output 11 [2022-11-16 06:34:24,069 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:24,133 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:24,138 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:24,138 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:24,155 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:24,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:24,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:24,174 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:24,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:24,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:24,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:24,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:34:24,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:24,238 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 06:34:24,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:24,256 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 14 treesize of output 14 [2022-11-16 06:34:24,260 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 06:34:24,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:24,393 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:24,395 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:24,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:24,479 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:24,479 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:24,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:24,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:24,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:24,514 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:24,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:24,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:24,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:24,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-16 06:34:24,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:24,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:24,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:24,595 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 14 treesize of output 14 [2022-11-16 06:34:24,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:24,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:24,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:34:24,806 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 71 treesize of output 67 [2022-11-16 06:34:24,812 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:24,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:34:24,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:34:24,832 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:34:24,891 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:24,911 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:24,911 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:34:24,929 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:24,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:24,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:24,951 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:24,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:24,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:24,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:24,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:24,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:34:24,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:25,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:34:25,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:25,032 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 19 treesize of output 23 [2022-11-16 06:34:25,036 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 06:34:25,039 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 06:34:25,045 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 06:34:25,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:25,339 INFO L321 Elim1Store]: treesize reduction 44, result has 32.3 percent of original size [2022-11-16 06:34:25,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 77 [2022-11-16 06:34:25,398 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:34:25,411 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:34:25,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:34:25,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:34:25,431 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:34:25,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:34:25,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:34:25,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:34:25,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:34:25,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:34:25,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:34:25,489 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 06:34:25,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:25,509 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 14 treesize of output 14 [2022-11-16 06:34:25,513 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:34:25,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:34:25,679 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:25,679 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:34:25,753 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:34:25,758 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:34:25,758 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2022-11-16 06:43:35,266 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:35,272 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:35,272 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:35,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:35,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:35,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:35,365 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:35,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:35,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:35,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:35,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:35,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:43:35,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:35,468 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:35,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:35,491 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 14 treesize of output 14 [2022-11-16 06:43:35,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:35,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:35,610 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:35,611 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:35,680 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:35,684 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:35,684 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:35,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:35,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:35,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:35,723 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:35,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:35,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:35,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:35,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:43:35,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:35,823 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:35,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:35,842 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 19 [2022-11-16 06:43:35,845 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 13 treesize of output 12 [2022-11-16 06:43:36,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:36,064 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 71 treesize of output 70 [2022-11-16 06:43:36,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:36,076 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:36,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:36,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:36,097 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:36,157 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:36,162 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:36,162 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:36,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:36,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:36,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:36,201 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:36,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:36,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:36,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:36,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:43:36,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:36,306 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:36,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:36,325 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 14 treesize of output 14 [2022-11-16 06:43:36,328 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 06:43:36,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:36,494 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:36,494 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:36,575 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:36,579 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:36,580 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:36,597 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:36,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:36,619 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:36,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:36,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:36,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:36,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:43:36,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:36,724 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 06:43:36,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:36,747 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 14 treesize of output 14 [2022-11-16 06:43:36,751 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 06:43:36,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:36,894 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:36,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:36,970 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:37,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:37,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:37,024 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:37,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:37,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:37,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:37,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:43:37,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:37,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:37,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:37,143 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 14 treesize of output 14 [2022-11-16 06:43:37,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:37,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:37,279 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:37,281 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:37,360 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:37,365 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:37,365 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:37,381 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:37,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:37,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:37,404 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:37,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:37,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:37,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:37,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:43:37,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:37,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:37,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:37,536 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 14 treesize of output 14 [2022-11-16 06:43:37,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:37,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:37,689 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:37,690 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:37,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:37,802 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:37,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:37,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:37,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:37,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:37,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:37,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:43:37,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:37,923 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:37,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:37,955 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 14 treesize of output 14 [2022-11-16 06:43:37,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:38,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:38,120 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:38,121 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:38,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:38,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:38,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:38,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:38,255 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:38,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:38,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:38,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:38,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:38,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:43:38,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:38,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:38,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:38,392 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 14 treesize of output 14 [2022-11-16 06:43:38,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:38,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:38,515 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:38,516 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:38,587 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:38,592 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:38,592 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:38,607 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:38,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:38,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:38,628 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:38,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:38,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:38,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:38,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:43:38,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:38,730 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 06:43:38,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:38,755 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 14 treesize of output 14 [2022-11-16 06:43:38,758 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:38,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:38,887 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:38,888 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:38,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:38,988 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:39,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:39,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:39,010 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:39,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:39,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:39,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:39,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:43:39,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:39,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:39,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:39,126 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 14 treesize of output 14 [2022-11-16 06:43:39,130 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 06:43:39,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:39,301 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:39,302 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:39,377 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:39,382 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:39,382 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:39,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:39,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:39,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:39,419 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:39,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:39,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:39,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:39,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:39,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:43:39,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:39,525 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 06:43:39,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:39,548 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 14 treesize of output 14 [2022-11-16 06:43:39,552 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:39,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:39,693 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:39,694 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:39,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:39,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:39,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:39,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:39,827 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:39,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:39,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:39,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:39,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:43:39,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:39,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:39,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:39,955 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 19 [2022-11-16 06:43:39,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:43:40,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:40,186 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:43:40,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:40,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:40,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:40,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:40,222 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:40,289 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:40,294 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:40,294 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:40,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:40,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:40,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:40,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:40,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:40,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:40,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:43:40,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:40,438 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 06:43:40,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:40,464 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 14 treesize of output 14 [2022-11-16 06:43:40,468 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:40,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:40,621 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:40,622 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:40,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:40,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:40,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:40,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:40,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:40,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:40,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:43:40,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:40,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:40,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:40,884 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 06:43:40,889 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 06:43:40,894 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 06:43:40,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:41,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:41,230 INFO L321 Elim1Store]: treesize reduction 28, result has 56.9 percent of original size [2022-11-16 06:43:41,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 93 [2022-11-16 06:43:41,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:41,417 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:41,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:41,438 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:41,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:41,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:41,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:43:41,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:41,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:41,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:41,594 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 14 treesize of output 14 [2022-11-16 06:43:41,597 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 06:43:41,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:41,723 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 71 treesize of output 70 [2022-11-16 06:43:41,729 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 71 treesize of output 67 [2022-11-16 06:43:41,735 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:41,737 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 52 treesize of output 43 [2022-11-16 06:43:41,746 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 12 treesize of output 11 [2022-11-16 06:43:41,758 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:41,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:41,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:41,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:41,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:41,870 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:41,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:41,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:41,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:41,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:43:41,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:41,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:41,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:41,985 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 14 treesize of output 14 [2022-11-16 06:43:41,989 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:42,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:42,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:43:42,121 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:42,128 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:42,129 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 52 treesize of output 43 [2022-11-16 06:43:42,137 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:42,149 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:42,209 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:42,214 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:42,214 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:42,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:42,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:42,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:42,251 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:42,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:42,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:42,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:42,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:43:42,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:42,352 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 06:43:42,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:42,376 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 14 treesize of output 14 [2022-11-16 06:43:42,380 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 06:43:42,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:42,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:43:42,513 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:42,519 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:42,521 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:42,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:42,541 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:42,608 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:42,613 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:42,613 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:42,630 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:42,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:42,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:42,651 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:42,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:42,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:42,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:42,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:43:42,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:42,761 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 06:43:42,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:42,774 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 14 treesize of output 14 [2022-11-16 06:43:42,778 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 06:43:42,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:42,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:43:42,928 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 71 treesize of output 67 [2022-11-16 06:43:42,935 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:42,937 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 52 treesize of output 43 [2022-11-16 06:43:42,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:42,958 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:43,026 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:43,031 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:43,031 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:43,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:43,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:43,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:43,073 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:43,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:43,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:43,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:43,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:43:43,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:43,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:43,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:43,217 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 19 [2022-11-16 06:43:43,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:43:43,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:43,454 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:43,456 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:43,539 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:43,544 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:43,544 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:43,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:43,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:43,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:43,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:43,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:43,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:43,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:43:43,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:43,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:43,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:43,710 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 14 treesize of output 14 [2022-11-16 06:43:43,715 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 06:43:43,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:43,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:43:43,882 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:43,890 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:43,892 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:43,901 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 12 treesize of output 11 [2022-11-16 06:43:43,916 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:44,001 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:44,008 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:44,008 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:44,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:44,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:44,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:44,048 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:44,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:44,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:44,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:44,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:43:44,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:44,169 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 06:43:44,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:44,201 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 14 treesize of output 14 [2022-11-16 06:43:44,206 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 06:43:44,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:44,375 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:44,377 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:44,479 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:44,485 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:44,485 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:44,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:44,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:44,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:44,528 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:44,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:44,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:44,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:44,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:43:44,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:44,676 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 06:43:44,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:44,689 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 14 treesize of output 14 [2022-11-16 06:43:44,692 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 06:43:44,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:44,822 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:44,822 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:44,894 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:44,898 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:44,899 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:44,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:44,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:44,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:44,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:44,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:44,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:45,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:43:45,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:45,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:45,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:45,060 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 14 treesize of output 14 [2022-11-16 06:43:45,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:45,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:45,196 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 71 treesize of output 70 [2022-11-16 06:43:45,202 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 71 treesize of output 67 [2022-11-16 06:43:45,209 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:45,211 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 52 treesize of output 43 [2022-11-16 06:43:45,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:45,232 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:45,307 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:45,312 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:45,312 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:45,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:45,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:45,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:45,355 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:45,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:45,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:45,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:45,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:45,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:43:45,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:45,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:45,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:45,503 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 14 treesize of output 14 [2022-11-16 06:43:45,507 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 06:43:45,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:45,681 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:45,682 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:45,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:45,797 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:45,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:45,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:45,820 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:45,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:45,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:45,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:45,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:43:45,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:45,942 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:45,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:45,964 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 14 treesize of output 14 [2022-11-16 06:43:45,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:46,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:46,164 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:46,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:46,255 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:46,260 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:46,260 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:46,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:46,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:46,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:46,301 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:46,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:46,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:46,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:46,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:43:46,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:46,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:46,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:46,442 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 14 treesize of output 14 [2022-11-16 06:43:46,446 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 8 treesize of output 7 [2022-11-16 06:43:46,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:46,609 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 71 treesize of output 70 [2022-11-16 06:43:46,616 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:46,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:46,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:46,636 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 12 treesize of output 11 [2022-11-16 06:43:46,653 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:46,729 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:46,734 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:46,734 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:46,753 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:46,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:46,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:46,774 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:46,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:46,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:46,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:46,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:43:46,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:46,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:46,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:46,925 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 14 treesize of output 14 [2022-11-16 06:43:46,929 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 06:43:47,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:47,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:47,141 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:47,233 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:47,239 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:47,239 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:47,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:47,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:47,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:47,279 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:47,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:47,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:47,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:47,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:43:47,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:47,403 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 06:43:47,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:47,442 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 14 treesize of output 14 [2022-11-16 06:43:47,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:47,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:47,629 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 71 treesize of output 70 [2022-11-16 06:43:47,636 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 71 treesize of output 67 [2022-11-16 06:43:47,645 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:47,647 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:47,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:47,674 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:47,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:47,799 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:47,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:47,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:47,821 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:47,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:47,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:47,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:47,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:43:47,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:47,933 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 06:43:47,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:47,957 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 14 treesize of output 14 [2022-11-16 06:43:47,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:48,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:48,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:43:48,144 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 71 treesize of output 67 [2022-11-16 06:43:48,151 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:48,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:48,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:48,171 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:48,229 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:48,233 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:48,234 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:48,249 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:48,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:48,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:48,270 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:48,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:48,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:48,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:48,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-16 06:43:48,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:48,386 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:48,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:48,412 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 14 treesize of output 14 [2022-11-16 06:43:48,415 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 06:43:48,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:48,592 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 71 treesize of output 70 [2022-11-16 06:43:48,598 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:48,605 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:48,606 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:48,614 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 12 treesize of output 11 [2022-11-16 06:43:48,627 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:48,692 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:48,697 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:48,697 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:48,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:48,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:48,737 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:48,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:48,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:48,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:48,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:48,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:43:48,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:48,858 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 06:43:48,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:48,879 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 14 treesize of output 14 [2022-11-16 06:43:48,883 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 06:43:49,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:49,035 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:43:49,041 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 71 treesize of output 67 [2022-11-16 06:43:49,049 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:49,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:49,059 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 12 treesize of output 11 [2022-11-16 06:43:49,073 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:49,149 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:49,154 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:49,154 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:49,172 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:49,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:49,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:49,194 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:49,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:49,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:49,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:49,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:43:49,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:49,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:49,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:49,340 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 19 [2022-11-16 06:43:49,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:43:49,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:49,595 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:49,596 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:49,683 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:49,688 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:49,688 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:49,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:49,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:49,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:49,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:49,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:49,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:43:49,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:49,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:49,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:49,878 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 14 treesize of output 14 [2022-11-16 06:43:49,883 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 06:43:50,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:50,049 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:50,049 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:50,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:50,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:50,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:50,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:50,200 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:50,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:50,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:50,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:50,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:43:50,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:50,314 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:50,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:50,340 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 14 treesize of output 14 [2022-11-16 06:43:50,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:50,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:50,497 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:50,497 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:50,593 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:50,599 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:50,599 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:50,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:50,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:50,640 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:50,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:50,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:50,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:50,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:50,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:43:50,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:50,762 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:50,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:50,781 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 14 treesize of output 14 [2022-11-16 06:43:50,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:50,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:50,955 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:50,955 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:51,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:51,074 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:51,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:51,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:51,096 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:51,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:51,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:51,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:51,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:43:51,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:51,211 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 06:43:51,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:51,244 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 14 treesize of output 14 [2022-11-16 06:43:51,250 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:51,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:51,418 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:51,419 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:51,539 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:51,544 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:51,544 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:51,559 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:51,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:51,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:51,580 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:51,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:51,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:51,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:51,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:43:51,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:51,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:51,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:51,709 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 14 treesize of output 14 [2022-11-16 06:43:51,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:51,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:51,846 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:51,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:51,924 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:51,928 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:51,929 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:51,945 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:51,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:51,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:51,966 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:51,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:51,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:51,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:52,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:43:52,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:52,087 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 06:43:52,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:52,111 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 19 [2022-11-16 06:43:52,115 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 13 treesize of output 12 [2022-11-16 06:43:52,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:52,341 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:52,341 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:52,418 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:52,423 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:52,423 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:52,439 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:52,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:52,460 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:52,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:52,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:52,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:52,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:43:52,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:52,556 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 06:43:52,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:52,580 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 14 treesize of output 14 [2022-11-16 06:43:52,583 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 06:43:52,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:52,704 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 71 treesize of output 70 [2022-11-16 06:43:52,710 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 71 treesize of output 67 [2022-11-16 06:43:52,717 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:52,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:52,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:52,738 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:52,806 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:52,810 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:52,810 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:52,827 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:52,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:52,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:52,849 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:52,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:52,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:52,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:52,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:43:52,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:52,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:52,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:52,991 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 14 treesize of output 14 [2022-11-16 06:43:52,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:53,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:53,189 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:53,190 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:53,271 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:53,276 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:53,276 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:53,291 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:53,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:53,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:53,312 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:53,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:53,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:53,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:53,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:43:53,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:53,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:53,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:53,444 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 14 treesize of output 14 [2022-11-16 06:43:53,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:53,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:53,593 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:53,595 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:53,672 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:53,677 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:53,677 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:53,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:53,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:53,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:53,713 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:53,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:53,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:53,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:53,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:53,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:43:53,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:53,826 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 06:43:53,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:53,848 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 14 treesize of output 14 [2022-11-16 06:43:53,853 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 06:43:53,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:53,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:43:54,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:54,012 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:54,014 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 52 treesize of output 43 [2022-11-16 06:43:54,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:54,035 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:54,103 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:54,108 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:54,108 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:54,125 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:54,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:54,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:54,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:54,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:54,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:54,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:43:54,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:54,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:54,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:54,283 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 14 treesize of output 14 [2022-11-16 06:43:54,288 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 06:43:54,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:54,450 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:43:54,458 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:54,467 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:54,468 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:54,477 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 12 treesize of output 11 [2022-11-16 06:43:54,492 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:54,604 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:54,609 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:54,609 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:54,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:54,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:54,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:54,652 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:54,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:54,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:54,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:54,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:43:54,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:54,756 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 06:43:54,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:54,780 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 14 treesize of output 14 [2022-11-16 06:43:54,783 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 06:43:54,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:54,903 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:43:54,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:54,915 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:54,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:54,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:54,936 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:54,999 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:55,004 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:55,004 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:55,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:55,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:55,042 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:55,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:55,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:55,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:55,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:43:55,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:55,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:55,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:55,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 06:43:55,180 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint 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 06:43:55,184 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 8 treesize of output 7 [2022-11-16 06:43:55,190 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 06:43:55,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:55,515 INFO L321 Elim1Store]: treesize reduction 28, result has 56.9 percent of original size [2022-11-16 06:43:55,515 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 93 [2022-11-16 06:43:55,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:55,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:55,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:55,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:55,744 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:55,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:55,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:55,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:55,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:43:55,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:55,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:55,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:55,887 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 14 treesize of output 14 [2022-11-16 06:43:55,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:56,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:56,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:43:56,040 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:56,048 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:56,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:56,057 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 12 treesize of output 11 [2022-11-16 06:43:56,069 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:56,137 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:56,142 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:56,143 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:56,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:56,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:56,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:56,181 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:56,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:56,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:56,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:56,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:43:56,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:56,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:56,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:56,320 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 14 treesize of output 14 [2022-11-16 06:43:56,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:56,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:56,462 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 71 treesize of output 70 [2022-11-16 06:43:56,468 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:56,476 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:56,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:56,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:56,499 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:56,569 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:56,574 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:56,575 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:43:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:56,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:56,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:56,613 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:56,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:56,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:56,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:56,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:43:56,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:56,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:56,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:56,752 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 14 treesize of output 14 [2022-11-16 06:43:56,757 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 06:43:56,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:56,935 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:56,935 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:57,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:43:57,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:57,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:57,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:57,083 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:57,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:57,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:57,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:57,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:57,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:43:57,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:57,195 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 06:43:57,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:57,220 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 19 [2022-11-16 06:43:57,224 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:43:57,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:57,488 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:57,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:57,588 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:57,593 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:57,593 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:57,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:57,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:57,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:57,632 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:57,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:57,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:57,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:57,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:43:57,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:57,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:57,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:57,793 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 14 treesize of output 14 [2022-11-16 06:43:57,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:57,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:57,974 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:57,976 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:58,101 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:58,106 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:58,106 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:58,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:58,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:58,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:58,146 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:58,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:58,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:58,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:58,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:43:58,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:58,249 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 06:43:58,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:58,274 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 14 treesize of output 14 [2022-11-16 06:43:58,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:58,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:58,400 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 71 treesize of output 70 [2022-11-16 06:43:58,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:43:58,413 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:58,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:58,422 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 12 treesize of output 11 [2022-11-16 06:43:58,434 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:58,497 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:58,501 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:58,502 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:58,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:58,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:58,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:58,539 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:58,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:58,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:58,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:58,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-16 06:43:58,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:58,650 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 06:43:58,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:58,671 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 14 treesize of output 14 [2022-11-16 06:43:58,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:58,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:58,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:43:58,872 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 71 treesize of output 67 [2022-11-16 06:43:58,879 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:58,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:43:58,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:43:58,902 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:43:58,969 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:58,974 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:58,974 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:58,991 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:59,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:59,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:59,013 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:59,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:59,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:59,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:43:59,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:59,133 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 06:43:59,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:59,153 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 14 treesize of output 14 [2022-11-16 06:43:59,157 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 06:43:59,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:59,296 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:59,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:59,378 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:59,382 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:59,383 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:59,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:59,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:59,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:59,422 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:59,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:59,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:59,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:59,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:43:59,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:59,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:59,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:59,559 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 14 treesize of output 14 [2022-11-16 06:43:59,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:43:59,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:59,696 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:59,698 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:43:59,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:43:59,794 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:43:59,795 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:43:59,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:43:59,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:43:59,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:43:59,834 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:43:59,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:43:59,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:43:59,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:43:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:43:59,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:43:59,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:43:59,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:43:59,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:43:59,973 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 14 treesize of output 14 [2022-11-16 06:43:59,977 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 06:44:00,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:00,114 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 71 treesize of output 70 [2022-11-16 06:44:00,121 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:00,129 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:00,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:00,140 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:00,155 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:00,236 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:00,241 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:00,242 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:00,261 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:00,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:00,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:00,283 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:00,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:00,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:00,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:00,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:00,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:44:00,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:00,392 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 06:44:00,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:00,416 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 19 [2022-11-16 06:44:00,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:44:00,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:00,655 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:00,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:00,753 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:00,759 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:00,759 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:00,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:00,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:00,799 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:00,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:00,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:00,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:00,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:44:00,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:00,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:00,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:00,937 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 19 [2022-11-16 06:44:00,943 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 13 treesize of output 12 [2022-11-16 06:44:01,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:01,247 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:01,247 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:01,319 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:01,324 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:01,324 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:01,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:01,362 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:01,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:01,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:01,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:01,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:01,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:01,476 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 06:44:01,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:01,500 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 14 treesize of output 14 [2022-11-16 06:44:01,503 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:01,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:01,633 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:01,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:01,709 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:01,713 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:01,713 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:01,729 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:01,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:01,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:01,750 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:01,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:01,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:01,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:01,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:44:01,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:01,872 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:01,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:01,891 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 14 treesize of output 14 [2022-11-16 06:44:01,895 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 8 treesize of output 7 [2022-11-16 06:44:02,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:02,039 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 71 treesize of output 70 [2022-11-16 06:44:02,045 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:02,052 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:02,054 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:02,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:02,075 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:02,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:02,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:02,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:02,199 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:02,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:02,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:02,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:02,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:02,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:02,316 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:02,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:02,336 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 14 treesize of output 14 [2022-11-16 06:44:02,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:02,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:02,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:02,486 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:02,494 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:02,495 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 52 treesize of output 43 [2022-11-16 06:44:02,503 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:02,516 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:02,582 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:02,587 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:02,587 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:02,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:02,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:02,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:02,624 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:02,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:02,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:02,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:02,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:02,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:02,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:02,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:02,759 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 14 treesize of output 14 [2022-11-16 06:44:02,763 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 06:44:02,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:02,916 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:02,917 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:03,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:03,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:03,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:03,059 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:03,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:03,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:03,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:03,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:44:03,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:03,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:03,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:03,191 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 14 treesize of output 14 [2022-11-16 06:44:03,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:03,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:03,350 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:03,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:03,433 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:03,438 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:03,439 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:03,455 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:03,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:03,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:03,477 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:03,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:03,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:03,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:03,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:03,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:03,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:03,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:03,653 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 14 treesize of output 14 [2022-11-16 06:44:03,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:03,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:03,813 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:03,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:03,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:03,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:03,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:03,957 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:03,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:03,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:03,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:04,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:04,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:04,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:04,068 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 06:44:04,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:04,090 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 14 treesize of output 14 [2022-11-16 06:44:04,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:04,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:04,242 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:04,243 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:04,343 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:04,348 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:04,348 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:04,366 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:04,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:04,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:04,434 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:04,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:04,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:04,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:04,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:04,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:04,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:04,546 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:04,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:04,560 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 14 treesize of output 14 [2022-11-16 06:44:04,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:04,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:04,697 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 71 treesize of output 70 [2022-11-16 06:44:04,703 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 71 treesize of output 67 [2022-11-16 06:44:04,710 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:04,711 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 52 treesize of output 43 [2022-11-16 06:44:04,718 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 12 treesize of output 11 [2022-11-16 06:44:04,730 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:04,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:04,796 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:04,796 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:04,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:04,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:04,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:04,833 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:04,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:04,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:04,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:04,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:04,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:04,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:04,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:04,972 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 14 treesize of output 14 [2022-11-16 06:44:04,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:05,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:05,115 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:05,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:05,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:05,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:05,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:05,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:05,246 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:05,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:05,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:05,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:05,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:05,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:05,366 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 06:44:05,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:05,384 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 14 treesize of output 14 [2022-11-16 06:44:05,388 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 06:44:05,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:05,520 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:05,522 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:05,608 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:05,613 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:05,614 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:05,630 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:05,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:05,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:05,652 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:05,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:05,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:05,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:05,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:05,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:05,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:05,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:05,800 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 14 treesize of output 14 [2022-11-16 06:44:05,804 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 06:44:05,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:05,938 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 71 treesize of output 70 [2022-11-16 06:44:05,944 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:05,952 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:05,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:05,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:05,976 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:06,050 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:06,055 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:06,055 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:06,071 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:06,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:06,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:06,091 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:06,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:06,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:06,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:06,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:06,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:06,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:06,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:06,219 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 14 treesize of output 14 [2022-11-16 06:44:06,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:06,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:06,369 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:06,370 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:06,458 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:06,463 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:06,463 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:06,482 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:06,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:06,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:06,502 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:06,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:06,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:06,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:06,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:06,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:06,613 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 06:44:06,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:06,635 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 14 treesize of output 14 [2022-11-16 06:44:06,640 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 06:44:06,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:06,790 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:06,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:06,806 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:06,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:06,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:06,831 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:06,910 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:06,916 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:06,916 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:06,933 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:06,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:06,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:06,952 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:06,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:06,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:06,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:07,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:07,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:07,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:07,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:07,093 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 14 treesize of output 14 [2022-11-16 06:44:07,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:07,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:07,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:07,268 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:07,277 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:07,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:07,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:07,304 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:07,393 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:07,398 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:07,399 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:07,418 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:07,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:07,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:07,439 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:07,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:07,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:07,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:07,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:07,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:07,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:07,630 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 06:44:07,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:07,649 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 14 treesize of output 14 [2022-11-16 06:44:07,652 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:07,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:07,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:07,783 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:07,860 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:07,865 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:07,865 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:07,884 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:07,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:07,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:07,903 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:07,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:07,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:07,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:07,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:08,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:08,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:08,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:08,044 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 14 treesize of output 14 [2022-11-16 06:44:08,048 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 06:44:08,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:08,198 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:08,200 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:08,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:08,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:08,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:08,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:08,330 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:08,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:08,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:08,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:08,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:08,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:08,445 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:08,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:08,465 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 14 treesize of output 14 [2022-11-16 06:44:08,469 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 06:44:08,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:08,606 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:08,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:08,620 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:08,621 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 52 treesize of output 43 [2022-11-16 06:44:08,629 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 12 treesize of output 11 [2022-11-16 06:44:08,643 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:08,712 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:08,717 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:08,717 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:08,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:08,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:08,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:08,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:08,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:08,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:08,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:08,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:08,869 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 06:44:08,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:08,893 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 14 treesize of output 14 [2022-11-16 06:44:08,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:09,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:09,044 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:09,046 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:09,136 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:09,141 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:09,141 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:09,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:09,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:09,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:09,176 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:09,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:09,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:09,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:09,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:44:09,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:09,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:09,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:09,313 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 19 [2022-11-16 06:44:09,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:44:09,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:09,548 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:09,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:09,642 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:09,647 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:09,647 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:09,665 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:09,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:09,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:09,684 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:09,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:09,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:09,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:09,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:09,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:09,798 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 06:44:09,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:09,816 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 14 treesize of output 14 [2022-11-16 06:44:09,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:09,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:09,971 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:09,972 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:10,100 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:10,106 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:10,106 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:10,127 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:10,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:10,146 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:10,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:10,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:10,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:10,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:10,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:10,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:10,267 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 06:44:10,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:10,293 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 14 treesize of output 14 [2022-11-16 06:44:10,297 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 06:44:10,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:10,443 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:10,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:10,545 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:10,550 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:10,550 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:10,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:10,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:10,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:10,585 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:10,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:10,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:10,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:10,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:10,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:10,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:10,722 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 06:44:10,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:10,744 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 14 treesize of output 14 [2022-11-16 06:44:10,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:10,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:10,869 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 71 treesize of output 70 [2022-11-16 06:44:10,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:10,882 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:10,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:10,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:10,903 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:10,965 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:10,969 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:10,970 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:10,988 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:11,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:11,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:11,007 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:11,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:11,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:11,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:11,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:11,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:11,125 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 06:44:11,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:11,141 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 14 treesize of output 14 [2022-11-16 06:44:11,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:11,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:11,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:11,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:11,296 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:11,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:11,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:11,318 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:11,384 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:11,388 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:11,389 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:11,407 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:11,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:11,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:11,426 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:11,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:11,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:11,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:11,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:11,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:11,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:11,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:11,566 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 14 treesize of output 14 [2022-11-16 06:44:11,570 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 8 treesize of output 7 [2022-11-16 06:44:11,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:11,709 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 71 treesize of output 70 [2022-11-16 06:44:11,716 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 71 treesize of output 67 [2022-11-16 06:44:11,723 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:11,725 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 52 treesize of output 43 [2022-11-16 06:44:11,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:11,745 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:11,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:11,819 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:11,819 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:11,837 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:11,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:11,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:11,855 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:11,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:11,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:11,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:11,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:11,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:11,967 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 06:44:11,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:11,989 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 14 treesize of output 14 [2022-11-16 06:44:11,992 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 06:44:12,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:12,140 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:12,147 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:12,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:12,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:12,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:12,178 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:12,248 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:12,253 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:12,254 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:12,271 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:12,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:12,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:12,290 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:12,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:12,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:12,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:12,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:12,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:12,405 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:12,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:12,427 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 14 treesize of output 14 [2022-11-16 06:44:12,431 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 06:44:12,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:12,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:12,577 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:12,584 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:12,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:12,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:12,608 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:12,680 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:12,686 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:12,686 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:12,703 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:12,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:12,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:12,721 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:12,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:12,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:12,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:12,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:12,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:12,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:12,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:12,856 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 14 treesize of output 14 [2022-11-16 06:44:12,861 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 06:44:13,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:13,036 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 71 treesize of output 70 [2022-11-16 06:44:13,044 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 71 treesize of output 67 [2022-11-16 06:44:13,052 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:13,054 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:13,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:13,079 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:13,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:13,189 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:13,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:13,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:13,207 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:13,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:13,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:13,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:13,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:13,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:13,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:13,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:13,341 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 14 treesize of output 14 [2022-11-16 06:44:13,346 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 06:44:13,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:13,525 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:13,526 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:13,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:13,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:13,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:13,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:13,684 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:13,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:13,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:13,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:13,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:13,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:13,830 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 06:44:13,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:13,851 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 14 treesize of output 14 [2022-11-16 06:44:13,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:13,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:13,992 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:13,993 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:14,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:14,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:14,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:14,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:14,117 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:14,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:14,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:14,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:14,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:14,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:14,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:14,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:14,251 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 14 treesize of output 14 [2022-11-16 06:44:14,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:14,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:14,393 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:14,395 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:14,477 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:14,482 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:14,482 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:14,499 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:14,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:14,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:14,518 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:14,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:14,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:14,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:14,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:14,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:14,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:14,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:14,655 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 14 treesize of output 14 [2022-11-16 06:44:14,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:14,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:14,799 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 71 treesize of output 70 [2022-11-16 06:44:14,805 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:14,812 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:14,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:14,822 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 12 treesize of output 11 [2022-11-16 06:44:14,835 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:14,905 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:14,910 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:14,910 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:14,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:14,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:14,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:14,945 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:14,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:14,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:14,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:15,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:44:15,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:15,057 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 06:44:15,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:15,078 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 14 treesize of output 14 [2022-11-16 06:44:15,082 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:15,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:15,220 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:15,221 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:15,305 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:15,310 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:15,310 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:15,327 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:15,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:15,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:15,345 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:15,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:15,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:15,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:15,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:44:15,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:15,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:15,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:15,480 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 14 treesize of output 14 [2022-11-16 06:44:15,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:15,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:15,648 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:15,649 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:15,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:15,781 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:15,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:15,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:15,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:15,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:15,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:15,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:44:15,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:15,915 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:15,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:15,939 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 14 treesize of output 14 [2022-11-16 06:44:15,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:16,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:16,102 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:16,103 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:16,188 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:16,193 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:16,193 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:16,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:16,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:16,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:16,228 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:16,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:16,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:16,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:16,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:16,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:16,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:16,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:16,359 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 14 treesize of output 14 [2022-11-16 06:44:16,363 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 8 treesize of output 7 [2022-11-16 06:44:16,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:16,509 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:16,516 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 71 treesize of output 67 [2022-11-16 06:44:16,524 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:16,525 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 52 treesize of output 43 [2022-11-16 06:44:16,534 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 12 treesize of output 11 [2022-11-16 06:44:16,549 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:16,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:16,630 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:16,630 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:16,648 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:16,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:16,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:16,666 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:16,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:16,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:16,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:16,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:44:16,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:16,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:16,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:16,809 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 14 treesize of output 14 [2022-11-16 06:44:16,815 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 06:44:16,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:16,995 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:16,995 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:17,068 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:17,073 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:17,073 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:17,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:17,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:17,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:17,110 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:17,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:17,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:17,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:17,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:17,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:17,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:17,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:17,244 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 14 treesize of output 14 [2022-11-16 06:44:17,247 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 06:44:17,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:17,381 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:17,387 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 71 treesize of output 67 [2022-11-16 06:44:17,394 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:17,396 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:17,403 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 12 treesize of output 11 [2022-11-16 06:44:17,416 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:17,478 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:17,482 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:17,482 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:17,500 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:17,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:17,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:17,517 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:17,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:17,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:17,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:17,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:17,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:44:17,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:17,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:17,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:17,651 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 14 treesize of output 14 [2022-11-16 06:44:17,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:17,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:17,833 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:17,834 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:17,912 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:17,917 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:17,917 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:17,933 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:17,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:17,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:17,952 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:17,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:17,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:17,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:18,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:18,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:18,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:18,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:18,090 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 14 treesize of output 14 [2022-11-16 06:44:18,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:18,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:18,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:18,240 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 71 treesize of output 67 [2022-11-16 06:44:18,247 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:18,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:18,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:18,271 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:18,342 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:18,346 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:18,347 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:18,364 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:18,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:18,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:18,382 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:18,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:18,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:18,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:18,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:18,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:18,497 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 06:44:18,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:18,518 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 19 [2022-11-16 06:44:18,522 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 06:44:18,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:18,758 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 71 treesize of output 70 [2022-11-16 06:44:18,765 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:18,773 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:18,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:18,783 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 12 treesize of output 11 [2022-11-16 06:44:18,797 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:18,870 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:18,876 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:18,876 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:18,893 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:18,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:18,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:18,911 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:18,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:18,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:18,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:19,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:19,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:19,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:19,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:19,044 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 14 treesize of output 14 [2022-11-16 06:44:19,048 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 06:44:19,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:19,190 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 71 treesize of output 70 [2022-11-16 06:44:19,197 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:19,205 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:19,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:19,216 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 12 treesize of output 11 [2022-11-16 06:44:19,231 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:19,307 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:19,312 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:19,312 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:19,329 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:19,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:19,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:19,347 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:19,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:19,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:19,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:19,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:19,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:44:19,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:19,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:19,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:19,493 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 14 treesize of output 14 [2022-11-16 06:44:19,498 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:19,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:19,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:19,678 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:19,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:19,815 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:19,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:19,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:19,834 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:19,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:19,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:19,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:19,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:19,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:20,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:20,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:20,024 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 14 treesize of output 14 [2022-11-16 06:44:20,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:20,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:20,157 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 71 treesize of output 70 [2022-11-16 06:44:20,163 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 71 treesize of output 67 [2022-11-16 06:44:20,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:20,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:20,180 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:20,192 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:20,259 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:20,264 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:20,264 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:20,281 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:20,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:20,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:20,301 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:20,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:20,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:20,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:20,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:20,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:20,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:20,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:20,437 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 14 treesize of output 14 [2022-11-16 06:44:20,441 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 06:44:20,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:20,571 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:20,573 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:20,647 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:20,652 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:20,652 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:20,669 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:20,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:20,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:20,686 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:20,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:20,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:20,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:20,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:20,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:20,802 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 06:44:20,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:20,826 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 14 treesize of output 14 [2022-11-16 06:44:20,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:20,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:20,961 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:20,963 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:21,044 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:21,049 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:21,049 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:21,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:21,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:21,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:21,083 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:21,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:21,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:21,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:21,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:44:21,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:21,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:21,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:21,218 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 14 treesize of output 14 [2022-11-16 06:44:21,222 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 06:44:21,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:21,380 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:21,381 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:21,459 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:21,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:21,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:21,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:21,511 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:21,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:21,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:21,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:21,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:21,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:21,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:21,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:21,646 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 14 treesize of output 14 [2022-11-16 06:44:21,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:21,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:21,799 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 71 treesize of output 70 [2022-11-16 06:44:21,806 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 71 treesize of output 67 [2022-11-16 06:44:21,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:21,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:21,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:21,839 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:21,917 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:21,922 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:21,922 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:21,939 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:21,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:21,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:21,957 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:21,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:21,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:21,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:22,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:22,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:22,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:22,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:22,085 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 14 treesize of output 14 [2022-11-16 06:44:22,089 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 06:44:22,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:22,256 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:22,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:22,272 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:22,274 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:22,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:22,299 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:22,382 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:22,388 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:22,388 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:22,405 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:22,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:22,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:22,424 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:22,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:22,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:22,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:22,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:22,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:22,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:22,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:22,570 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 14 treesize of output 14 [2022-11-16 06:44:22,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:22,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:22,745 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 71 treesize of output 70 [2022-11-16 06:44:22,752 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 71 treesize of output 67 [2022-11-16 06:44:22,761 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:22,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:22,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:22,789 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:22,875 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:22,881 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:22,881 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:22,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:22,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:22,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:22,919 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:22,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:22,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:22,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:23,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:23,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:23,098 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:23,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:23,120 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 14 treesize of output 14 [2022-11-16 06:44:23,123 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 06:44:23,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:23,261 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:23,261 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:23,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:23,368 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:23,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:23,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:23,387 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:23,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:23,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:23,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:23,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:23,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:23,513 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 06:44:23,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:23,534 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 14 treesize of output 14 [2022-11-16 06:44:23,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:23,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:23,667 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:23,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:23,749 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:23,754 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:23,754 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:23,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:23,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:23,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:23,791 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:23,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:23,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:23,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:23,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:44:23,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:23,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:23,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:23,926 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 19 [2022-11-16 06:44:23,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:44:24,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:24,116 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:24,117 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:24,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:24,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:24,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:24,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:24,250 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:24,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:24,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:24,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:24,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:44:24,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:24,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:24,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:24,383 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 19 [2022-11-16 06:44:24,388 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 13 treesize of output 12 [2022-11-16 06:44:24,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:24,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:24,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:24,708 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:24,713 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:24,713 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:24,731 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:24,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:24,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:24,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:24,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:24,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:24,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:24,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:24,869 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 06:44:24,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:24,901 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 14 treesize of output 14 [2022-11-16 06:44:24,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:25,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:25,091 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:25,091 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:25,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:25,180 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:25,181 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:25,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:25,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:25,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:25,218 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:25,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:25,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:25,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:25,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:25,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:25,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:25,364 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 14 treesize of output 14 [2022-11-16 06:44:25,368 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 06:44:25,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:25,514 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 71 treesize of output 70 [2022-11-16 06:44:25,521 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 71 treesize of output 67 [2022-11-16 06:44:25,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:25,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:25,539 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 12 treesize of output 11 [2022-11-16 06:44:25,554 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:25,624 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:25,629 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:25,629 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:25,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:25,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:25,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:25,665 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:25,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:25,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:25,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:25,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:25,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:25,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:25,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:25,823 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 14 treesize of output 14 [2022-11-16 06:44:25,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:25,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:25,990 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:25,992 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:26,086 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:26,092 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:26,092 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:26,110 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:26,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:26,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:26,128 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:26,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:26,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:26,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:26,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:26,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:26,249 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 06:44:26,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:26,284 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 14 treesize of output 14 [2022-11-16 06:44:26,290 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 06:44:26,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:26,510 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 71 treesize of output 70 [2022-11-16 06:44:26,516 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 71 treesize of output 67 [2022-11-16 06:44:26,522 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:26,524 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 52 treesize of output 43 [2022-11-16 06:44:26,531 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 12 treesize of output 11 [2022-11-16 06:44:26,543 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:26,608 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:26,612 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:26,613 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:26,630 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:26,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:26,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:26,648 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:26,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:26,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:26,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:26,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:44:26,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:26,768 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 06:44:26,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:26,794 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 19 [2022-11-16 06:44:26,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:44:27,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:27,021 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:27,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:27,093 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:27,098 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:27,098 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:27,116 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:27,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:27,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:27,134 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:27,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:27,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:27,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:27,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:27,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:27,247 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 06:44:27,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:27,266 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 14 treesize of output 14 [2022-11-16 06:44:27,270 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 06:44:27,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:27,400 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 71 treesize of output 70 [2022-11-16 06:44:27,407 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:27,414 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:27,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:27,424 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 12 treesize of output 11 [2022-11-16 06:44:27,437 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:27,505 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:27,510 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:27,510 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:27,526 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:27,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:27,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:27,544 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:27,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:27,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:27,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:27,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:27,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:27,668 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 06:44:27,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:27,686 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 14 treesize of output 14 [2022-11-16 06:44:27,690 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 06:44:27,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:27,822 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:27,823 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:27,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:27,907 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:27,907 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:27,923 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:27,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:27,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:27,941 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:27,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:27,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:27,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:28,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:28,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:28,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:28,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:28,077 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 14 treesize of output 14 [2022-11-16 06:44:28,081 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 06:44:28,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:28,223 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:28,223 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:28,309 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:28,314 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:28,314 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:28,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:28,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:28,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:28,351 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:28,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:28,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:28,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:28,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:28,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:28,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:28,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:28,496 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 14 treesize of output 14 [2022-11-16 06:44:28,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:28,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:28,644 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:28,651 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:28,658 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:28,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:28,668 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 12 treesize of output 11 [2022-11-16 06:44:28,683 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:28,760 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:28,765 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:28,766 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:28,784 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:28,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:28,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:28,802 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:28,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:28,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:28,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:28,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:28,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:28,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:28,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:28,944 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 14 treesize of output 14 [2022-11-16 06:44:28,949 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 06:44:29,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:29,102 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:29,103 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:29,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:29,205 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:29,205 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:29,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:29,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:29,242 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:29,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:29,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:29,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:29,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:29,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:29,511 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:29,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:29,530 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 14 treesize of output 14 [2022-11-16 06:44:29,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:29,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:29,665 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:29,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:29,677 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:29,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:29,686 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 12 treesize of output 11 [2022-11-16 06:44:29,699 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:29,763 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:29,768 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:29,768 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:29,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:29,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:29,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:29,804 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:29,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:29,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:29,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:29,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:44:29,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:29,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:29,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:29,944 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 14 treesize of output 14 [2022-11-16 06:44:29,947 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 06:44:30,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:30,088 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:30,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:30,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:30,171 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:30,171 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:30,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:30,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:30,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:30,206 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:30,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:30,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:30,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:30,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:30,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:30,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:30,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:30,341 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 14 treesize of output 14 [2022-11-16 06:44:30,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:30,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:30,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:30,506 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 71 treesize of output 67 [2022-11-16 06:44:30,513 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:30,515 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:30,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:30,537 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:30,605 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:30,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:30,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:30,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:30,657 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:30,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:30,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:30,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:30,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:30,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:30,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:30,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:30,794 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 14 treesize of output 14 [2022-11-16 06:44:30,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:30,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:30,934 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:30,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:31,024 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:31,029 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:31,029 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:31,045 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:31,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:31,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:31,063 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:31,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:31,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:31,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:31,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:31,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:31,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:31,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:31,213 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 14 treesize of output 14 [2022-11-16 06:44:31,217 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 06:44:31,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:31,406 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:31,407 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:31,501 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:31,506 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:31,506 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:31,523 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:31,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:31,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:31,543 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:31,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:31,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:31,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:31,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:31,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:31,669 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:31,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:31,696 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 14 treesize of output 14 [2022-11-16 06:44:31,700 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 06:44:31,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:31,854 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 71 treesize of output 70 [2022-11-16 06:44:31,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:31,869 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:31,871 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 52 treesize of output 43 [2022-11-16 06:44:31,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:31,897 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:31,981 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:31,986 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:31,986 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:32,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:32,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:32,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:32,025 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:32,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:32,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:32,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:32,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:32,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:32,152 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 06:44:32,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:32,182 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 14 treesize of output 14 [2022-11-16 06:44:32,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:32,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:32,392 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 71 treesize of output 70 [2022-11-16 06:44:32,400 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 71 treesize of output 67 [2022-11-16 06:44:32,409 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:32,410 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 52 treesize of output 43 [2022-11-16 06:44:32,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:32,438 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:32,522 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:32,559 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:32,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:32,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:32,788 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:32,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:32,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:32,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:32,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:44:32,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:32,907 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:32,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:32,934 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 14 treesize of output 14 [2022-11-16 06:44:32,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:33,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:33,073 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:33,073 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:33,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:33,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:33,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:33,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:33,194 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:33,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:33,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:33,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:33,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:33,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:33,312 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:33,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:33,336 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 14 treesize of output 14 [2022-11-16 06:44:33,339 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 06:44:33,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:33,458 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:33,460 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:33,541 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:33,546 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:33,546 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:33,563 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:33,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:33,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:33,581 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:33,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:33,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:33,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:33,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 56 conjunts are in the unsatisfiable core [2022-11-16 06:44:33,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:33,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:33,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:33,907 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 14 treesize of output 14 [2022-11-16 06:44:33,910 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 06:44:34,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:34,070 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:34,071 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:34,140 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:34,173 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:34,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:34,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:34,192 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:34,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:34,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:34,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:34,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:34,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:34,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:34,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:34,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:34,339 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 14 treesize of output 14 [2022-11-16 06:44:34,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:34,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:34,485 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:34,486 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:34,559 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:34,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:34,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:34,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:34,613 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:34,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:34,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:34,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:34,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:34,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:34,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:34,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:34,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:34,768 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 14 treesize of output 14 [2022-11-16 06:44:34,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:34,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:34,901 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:34,903 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:34,982 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:34,987 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:34,987 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:35,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:35,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:35,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:35,022 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:35,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:35,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:35,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:35,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:35,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:35,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:35,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:35,165 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 14 treesize of output 14 [2022-11-16 06:44:35,169 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:35,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:35,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:35,314 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:35,321 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:35,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:35,330 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 12 treesize of output 11 [2022-11-16 06:44:35,344 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:35,413 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:35,417 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:35,418 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:35,434 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:35,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:35,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:35,451 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:35,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:35,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:35,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:35,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:35,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:35,568 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 06:44:35,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:35,593 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 14 treesize of output 14 [2022-11-16 06:44:35,597 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 06:44:35,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:35,750 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:35,751 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:35,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:35,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:35,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:35,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:35,884 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:35,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:35,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:35,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:35,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:35,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:36,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:36,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:36,028 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 14 treesize of output 14 [2022-11-16 06:44:36,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:36,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:36,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:36,178 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:36,273 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:36,278 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:36,278 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:36,297 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:36,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:36,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:36,316 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:36,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:36,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:36,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:36,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:36,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:36,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:36,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:36,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:36,468 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 14 treesize of output 14 [2022-11-16 06:44:36,472 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 06:44:36,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:36,623 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:36,625 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:36,719 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:36,724 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:36,725 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:36,742 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:36,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:36,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:36,760 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:36,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:36,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:36,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:36,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:36,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:36,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:36,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:36,902 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 14 treesize of output 14 [2022-11-16 06:44:36,906 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 06:44:37,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:37,196 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:37,197 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:37,278 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:37,283 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:37,283 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:37,304 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:37,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:37,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:37,328 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:37,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:37,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:37,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:37,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:37,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:37,495 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:37,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:37,518 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 14 treesize of output 14 [2022-11-16 06:44:37,522 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 06:44:37,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:37,669 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:37,677 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 71 treesize of output 67 [2022-11-16 06:44:37,685 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:37,687 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 52 treesize of output 43 [2022-11-16 06:44:37,695 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 12 treesize of output 11 [2022-11-16 06:44:37,709 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:37,780 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:37,785 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:37,785 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:37,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:37,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:37,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:37,830 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:37,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:37,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:37,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:37,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:37,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:38,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:38,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:38,023 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 14 treesize of output 14 [2022-11-16 06:44:38,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:38,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:38,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:38,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:38,276 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:38,281 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:38,281 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:38,301 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:38,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:38,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:38,324 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:38,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:38,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:38,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:38,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:38,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:38,484 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 06:44:38,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:38,512 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 19 [2022-11-16 06:44:38,516 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 13 treesize of output 12 [2022-11-16 06:44:38,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:38,759 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:38,767 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 71 treesize of output 67 [2022-11-16 06:44:38,775 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:38,777 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:38,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:38,800 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:38,875 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:38,880 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:38,881 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:38,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:38,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:38,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:38,929 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:38,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:38,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:38,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:39,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:44:39,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:39,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:39,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:39,115 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 14 treesize of output 14 [2022-11-16 06:44:39,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:39,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:39,284 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 71 treesize of output 70 [2022-11-16 06:44:39,293 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 71 treesize of output 67 [2022-11-16 06:44:39,301 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:39,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:39,314 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 12 treesize of output 11 [2022-11-16 06:44:39,540 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:39,596 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:39,630 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:39,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:39,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:39,651 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:39,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:39,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:39,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:39,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:39,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:44:39,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:39,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:39,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:39,797 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 19 [2022-11-16 06:44:39,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:44:39,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:39,972 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:39,972 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:40,052 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:40,096 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:40,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:40,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:40,118 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:40,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:40,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:40,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:40,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:40,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:40,245 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 06:44:40,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:40,269 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 14 treesize of output 14 [2022-11-16 06:44:40,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:40,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:40,402 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:40,408 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 71 treesize of output 67 [2022-11-16 06:44:40,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:40,417 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 52 treesize of output 43 [2022-11-16 06:44:40,425 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 12 treesize of output 11 [2022-11-16 06:44:40,439 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:40,506 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:40,511 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:40,511 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:40,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:40,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:40,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:40,553 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:40,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:40,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:40,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:40,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:44:40,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:40,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:40,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:40,701 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 14 treesize of output 14 [2022-11-16 06:44:40,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:40,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:40,865 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:40,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:40,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:40,981 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:41,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:41,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:41,003 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:41,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:41,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:41,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:41,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:41,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:41,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:41,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:41,147 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 14 treesize of output 14 [2022-11-16 06:44:41,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:41,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:41,284 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:41,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:41,378 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:41,383 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:41,383 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:41,402 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:41,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:41,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:41,425 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:41,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:41,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:41,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:41,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:41,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:41,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:41,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:41,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:41,585 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 14 treesize of output 14 [2022-11-16 06:44:41,590 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 06:44:41,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:41,744 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 71 treesize of output 70 [2022-11-16 06:44:41,751 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 71 treesize of output 67 [2022-11-16 06:44:41,760 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:41,762 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 52 treesize of output 43 [2022-11-16 06:44:41,771 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 12 treesize of output 11 [2022-11-16 06:44:41,786 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:41,862 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:41,867 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:41,867 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:41,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:41,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:41,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:41,909 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:41,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:41,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:41,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:42,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:44:42,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:42,038 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 06:44:42,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:42,062 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 14 treesize of output 14 [2022-11-16 06:44:42,067 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 06:44:42,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:42,217 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:42,218 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:42,317 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:42,322 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:42,322 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:42,342 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:42,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:42,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:42,369 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:42,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:42,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:42,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:42,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:42,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:42,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:42,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:42,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:42,631 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 14 treesize of output 14 [2022-11-16 06:44:42,634 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 06:44:42,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:42,762 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:42,764 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:42,837 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:42,842 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:42,842 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:42,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:42,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:42,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:42,884 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:42,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:42,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:42,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:42,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:42,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:43,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:43,023 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 14 treesize of output 14 [2022-11-16 06:44:43,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:43,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:43,157 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:43,158 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:43,233 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:43,238 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:43,238 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:43,256 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:43,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:43,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:43,279 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:43,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:43,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:43,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:43,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:43,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:43,401 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 06:44:43,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:43,419 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 14 treesize of output 14 [2022-11-16 06:44:43,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:43,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:43,558 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 71 treesize of output 70 [2022-11-16 06:44:43,565 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 71 treesize of output 67 [2022-11-16 06:44:43,572 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:43,574 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 52 treesize of output 43 [2022-11-16 06:44:43,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:43,595 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:43,662 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:43,667 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:43,667 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:43,687 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:43,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:43,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:43,711 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:43,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:43,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:43,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:43,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:43,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:43,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:43,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:43,852 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 14 treesize of output 14 [2022-11-16 06:44:43,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:43,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:43,987 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:43,994 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:44,001 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:44,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:44,012 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 12 treesize of output 11 [2022-11-16 06:44:44,025 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:44,099 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:44,104 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:44,104 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:44,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:44,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:44,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:44,144 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:44,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:44,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:44,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:44,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:44,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:44,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:44,280 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 14 treesize of output 14 [2022-11-16 06:44:44,284 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 06:44:44,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:44,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:44,430 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:44,438 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:44,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:44,449 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 12 treesize of output 11 [2022-11-16 06:44:44,463 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:44,546 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:44,551 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:44,551 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:44,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:44,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:44,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:44,593 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:44,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:44,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:44,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:44,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:44,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:44,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:44,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:44,887 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 14 treesize of output 14 [2022-11-16 06:44:44,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:45,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:45,016 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:45,018 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:45,095 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:45,100 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:45,100 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:45,118 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:45,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:45,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:45,143 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:45,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:45,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:45,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:45,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:45,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:45,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:45,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:45,282 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 14 treesize of output 14 [2022-11-16 06:44:45,285 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 06:44:45,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:45,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:45,428 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:45,435 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:45,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:45,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:45,457 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:45,521 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:45,526 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:45,526 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:45,543 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:45,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:45,568 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:45,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:45,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:45,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:45,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:45,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:45,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:45,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:45,715 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 14 treesize of output 14 [2022-11-16 06:44:45,719 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 06:44:45,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:45,859 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:45,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:45,943 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:45,948 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:45,948 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:45,966 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:45,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:45,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:45,992 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:45,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:45,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:45,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:46,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:46,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:46,114 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 06:44:46,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:46,141 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 14 treesize of output 14 [2022-11-16 06:44:46,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:46,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:46,279 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:46,281 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:46,368 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:46,373 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:46,373 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:46,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:46,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:46,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:46,412 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:46,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:46,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:46,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:46,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:46,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:46,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:46,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:46,555 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 14 treesize of output 14 [2022-11-16 06:44:46,559 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 06:44:46,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:46,691 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:46,698 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:46,705 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:46,707 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 52 treesize of output 43 [2022-11-16 06:44:46,715 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 12 treesize of output 11 [2022-11-16 06:44:46,729 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:46,991 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:46,996 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:46,996 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:47,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:47,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:47,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:47,041 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:47,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:47,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:47,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:47,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:47,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:47,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:47,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:47,230 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 19 [2022-11-16 06:44:47,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:44:47,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:47,461 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:47,462 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:47,545 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:47,550 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:47,550 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:47,571 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:47,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:47,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:47,598 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:47,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:47,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:47,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:47,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:47,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:47,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:47,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:47,788 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 14 treesize of output 14 [2022-11-16 06:44:47,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:47,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:47,942 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:47,943 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:48,034 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:48,039 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:48,039 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:48,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:48,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:48,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:48,087 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:48,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:48,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:48,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:48,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:48,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:48,258 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 06:44:48,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:48,282 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 14 treesize of output 14 [2022-11-16 06:44:48,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:48,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:48,435 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:48,437 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:48,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:48,534 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:48,534 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:48,556 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:48,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:48,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:48,583 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:48,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:48,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:48,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:48,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:48,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:48,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:48,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:48,777 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 14 treesize of output 14 [2022-11-16 06:44:48,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:48,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:48,937 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 71 treesize of output 70 [2022-11-16 06:44:48,945 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 71 treesize of output 67 [2022-11-16 06:44:48,953 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:48,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:48,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:48,980 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:49,059 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:49,064 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:49,064 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:49,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:49,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:49,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:49,110 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:49,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:49,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:49,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:49,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:49,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:49,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:49,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:49,461 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 14 treesize of output 14 [2022-11-16 06:44:49,464 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 06:44:49,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:49,585 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:49,586 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:49,655 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:49,660 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:49,660 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:49,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:49,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:49,698 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:49,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:49,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:49,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:49,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:49,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:49,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:49,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:49,827 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 14 treesize of output 14 [2022-11-16 06:44:49,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:50,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:50,009 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:50,011 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:50,098 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:50,103 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:50,103 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:50,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:50,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:50,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:50,143 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:50,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:50,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:50,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:50,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:50,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:50,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:50,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:50,287 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 14 treesize of output 14 [2022-11-16 06:44:50,291 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 06:44:50,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:50,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:50,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:50,433 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:50,434 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:50,442 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 12 treesize of output 11 [2022-11-16 06:44:50,454 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:50,517 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:50,522 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:50,522 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:50,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:50,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:50,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:50,560 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:50,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:50,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:50,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:50,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:50,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:50,690 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 06:44:50,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:50,708 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 14 treesize of output 14 [2022-11-16 06:44:50,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:50,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:50,853 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:50,854 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:50,938 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:50,943 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:50,943 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:50,961 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:50,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:50,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:50,982 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:50,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:50,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:50,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:51,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:51,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:51,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:51,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:51,131 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 14 treesize of output 14 [2022-11-16 06:44:51,135 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:51,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:51,278 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:51,279 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:51,364 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:51,369 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:51,369 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:51,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:51,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:51,408 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:51,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:51,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:51,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:51,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:44:51,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:51,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:51,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:51,603 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 14 treesize of output 14 [2022-11-16 06:44:51,607 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 06:44:51,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:51,769 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:51,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:51,867 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:51,872 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:51,873 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:51,894 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:51,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:51,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:51,921 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:51,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:51,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:51,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:52,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:52,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:52,193 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 06:44:52,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:52,216 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 14 treesize of output 14 [2022-11-16 06:44:52,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:52,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:52,348 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:52,349 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:52,419 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:52,453 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:52,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:52,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:52,473 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:52,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:52,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:52,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:52,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:52,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:52,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:52,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:52,604 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 14 treesize of output 14 [2022-11-16 06:44:52,607 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 06:44:52,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:52,729 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:52,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:52,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:52,812 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:52,812 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:52,828 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:52,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:52,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:52,847 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:52,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:52,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:52,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:52,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:52,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:52,966 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 06:44:52,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:52,977 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 14 treesize of output 14 [2022-11-16 06:44:52,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:53,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:53,125 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:53,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:53,139 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:53,140 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 52 treesize of output 43 [2022-11-16 06:44:53,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:53,162 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:53,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:53,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:53,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:53,284 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:53,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:53,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:53,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:53,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:53,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:53,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:53,403 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 06:44:53,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:53,420 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 14 treesize of output 14 [2022-11-16 06:44:53,424 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 06:44:53,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:53,559 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:53,559 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:53,638 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:53,645 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:53,646 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:53,663 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:53,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:53,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:53,683 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:53,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:53,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:53,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:53,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:53,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:53,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:53,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:53,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:53,830 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 14 treesize of output 14 [2022-11-16 06:44:53,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:53,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:53,990 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:53,997 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:54,004 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:54,006 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 52 treesize of output 43 [2022-11-16 06:44:54,014 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 12 treesize of output 11 [2022-11-16 06:44:54,027 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:54,097 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:54,102 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:54,102 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:54,119 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:54,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:54,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:54,140 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:54,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:54,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:54,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:54,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:44:54,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:54,453 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:54,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:54,474 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 14 treesize of output 14 [2022-11-16 06:44:54,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:54,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:54,616 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:54,616 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:54,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:54,720 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:54,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:54,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:54,739 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:54,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:54,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:54,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:54,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:44:54,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:54,864 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:54,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:54,882 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 19 [2022-11-16 06:44:54,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:44:55,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:55,104 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:55,104 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:55,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:55,181 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:55,181 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:44:55,198 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:55,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:55,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:55,216 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:55,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:55,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:55,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:55,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:55,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:55,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:55,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:55,352 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 14 treesize of output 14 [2022-11-16 06:44:55,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:55,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:55,479 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:55,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:55,558 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:55,563 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:55,563 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:55,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:55,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:55,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:55,597 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:55,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:55,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:55,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:55,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:44:55,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:55,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:55,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:55,734 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 14 treesize of output 14 [2022-11-16 06:44:55,737 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 06:44:55,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:55,888 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:55,888 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:55,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:55,998 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:56,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:56,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:56,017 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:56,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:56,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:56,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:56,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:44:56,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:56,135 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:56,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:56,149 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 14 treesize of output 14 [2022-11-16 06:44:56,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:56,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:56,300 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:56,301 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:56,571 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:56,576 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:56,576 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:56,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:56,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:56,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:56,618 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:56,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:56,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:56,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:56,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:56,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:56,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:56,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:56,797 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 14 treesize of output 14 [2022-11-16 06:44:56,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:56,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:56,944 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 71 treesize of output 70 [2022-11-16 06:44:56,950 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 71 treesize of output 67 [2022-11-16 06:44:56,958 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:56,960 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 52 treesize of output 43 [2022-11-16 06:44:56,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:56,981 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:57,050 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:57,055 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:57,055 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:57,076 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:57,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:57,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:57,099 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:57,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:57,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:57,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:57,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:57,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:57,253 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:57,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:57,275 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 14 treesize of output 14 [2022-11-16 06:44:57,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:57,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:57,421 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 71 treesize of output 70 [2022-11-16 06:44:57,429 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 71 treesize of output 67 [2022-11-16 06:44:57,436 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:57,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:57,446 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 12 treesize of output 11 [2022-11-16 06:44:57,460 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:57,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:57,535 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:57,535 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:57,555 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:57,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:57,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:57,578 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:57,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:57,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:57,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:57,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:57,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:57,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:57,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:57,757 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 14 treesize of output 14 [2022-11-16 06:44:57,761 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 06:44:57,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:57,907 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:44:57,914 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 71 treesize of output 67 [2022-11-16 06:44:57,923 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:57,924 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 52 treesize of output 43 [2022-11-16 06:44:57,933 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:57,949 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:58,026 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:58,031 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:58,032 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:58,051 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:58,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:58,075 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:58,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:58,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:58,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:58,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:44:58,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:58,247 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 06:44:58,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:58,262 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 14 treesize of output 14 [2022-11-16 06:44:58,267 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 06:44:58,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:58,439 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:58,440 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:58,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:44:58,571 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:58,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:58,594 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:58,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:58,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:58,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:58,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:44:58,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:58,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:58,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:58,915 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 14 treesize of output 14 [2022-11-16 06:44:58,918 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:59,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:59,036 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:59,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:44:59,116 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:59,121 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:59,121 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:59,137 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:59,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:59,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:59,153 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:59,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:59,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:59,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:59,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:44:59,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:59,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:44:59,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:59,303 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 14 treesize of output 14 [2022-11-16 06:44:59,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:59,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:59,432 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 71 treesize of output 70 [2022-11-16 06:44:59,438 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 71 treesize of output 67 [2022-11-16 06:44:59,445 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:59,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:59,454 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 12 treesize of output 11 [2022-11-16 06:44:59,466 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:59,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:59,534 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:59,535 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:59,552 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:44:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:44:59,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:44:59,570 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:44:59,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:44:59,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:44:59,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:44:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:44:59,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:44:59,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:44:59,695 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 06:44:59,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:59,721 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 14 treesize of output 14 [2022-11-16 06:44:59,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:44:59,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:44:59,857 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 71 treesize of output 70 [2022-11-16 06:44:59,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:44:59,871 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:59,872 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:44:59,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:44:59,893 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:44:59,960 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:44:59,965 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:44:59,965 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:44:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:00,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:00,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:00,000 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:00,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:00,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:00,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:00,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:00,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:00,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:00,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:00,164 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 14 treesize of output 14 [2022-11-16 06:45:00,168 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 06:45:00,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:00,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:00,314 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:00,321 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:00,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:00,332 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 12 treesize of output 11 [2022-11-16 06:45:00,346 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:00,418 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:00,423 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:00,423 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:00,442 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:00,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:00,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:00,460 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:00,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:00,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:00,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:00,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:45:00,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:00,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:00,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:00,630 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 14 treesize of output 14 [2022-11-16 06:45:00,635 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 06:45:00,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:00,805 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:00,805 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:00,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:00,939 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:00,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:00,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:00,963 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:00,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:00,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:00,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:01,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:45:01,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:01,133 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 06:45:01,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:01,156 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 14 treesize of output 14 [2022-11-16 06:45:01,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:01,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:01,335 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:01,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:01,435 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:01,440 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:01,440 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:01,460 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:01,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:01,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:01,483 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:01,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:01,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:01,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:01,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:45:01,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:01,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:01,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:01,666 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 19 [2022-11-16 06:45:01,671 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 13 treesize of output 12 [2022-11-16 06:45:01,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:01,947 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 71 treesize of output 70 [2022-11-16 06:45:01,956 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 71 treesize of output 67 [2022-11-16 06:45:01,965 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:01,967 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 52 treesize of output 43 [2022-11-16 06:45:01,977 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 12 treesize of output 11 [2022-11-16 06:45:01,997 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:02,080 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:02,085 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:02,085 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:02,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:02,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:02,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:02,120 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:02,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:02,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:02,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:02,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:02,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:45:02,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:02,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:02,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:02,381 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 14 treesize of output 14 [2022-11-16 06:45:02,384 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 06:45:02,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:02,550 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:02,551 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:02,620 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:02,624 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:02,624 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:02,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:02,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:02,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:02,658 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:02,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:02,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:02,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:02,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:02,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:02,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:02,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:02,790 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 14 treesize of output 14 [2022-11-16 06:45:02,793 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 8 treesize of output 7 [2022-11-16 06:45:02,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:02,917 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:02,923 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:02,930 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:02,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:02,939 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 12 treesize of output 11 [2022-11-16 06:45:02,951 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:03,013 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:03,018 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:03,018 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:03,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:03,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:03,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:03,053 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:03,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:03,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:03,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:03,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:03,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:03,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:03,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:03,197 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 06:45:03,202 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 06:45:03,206 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 06:45:03,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:03,556 INFO L321 Elim1Store]: treesize reduction 28, result has 56.9 percent of original size [2022-11-16 06:45:03,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 93 [2022-11-16 06:45:03,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:03,717 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:03,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:03,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:03,737 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:03,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:03,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:03,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:03,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:03,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:03,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:03,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:03,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:03,877 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 14 treesize of output 14 [2022-11-16 06:45:03,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:04,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:04,020 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:04,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:04,034 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:04,036 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 52 treesize of output 43 [2022-11-16 06:45:04,044 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 12 treesize of output 11 [2022-11-16 06:45:04,057 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:04,124 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:04,128 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:04,129 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:04,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:04,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:04,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:04,162 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:04,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:04,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:04,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:04,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:45:04,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:04,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:04,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:04,309 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 14 treesize of output 14 [2022-11-16 06:45:04,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:04,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:04,460 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:04,461 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:04,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:04,578 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:04,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:04,596 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:04,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:04,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:04,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:45:04,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:04,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:04,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:04,931 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 14 treesize of output 14 [2022-11-16 06:45:04,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:05,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:05,059 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:05,061 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:05,131 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:05,136 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:05,136 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:05,152 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:05,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:05,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:05,168 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:05,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:05,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:05,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:05,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:05,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:05,281 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 06:45:05,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:05,300 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 14 treesize of output 14 [2022-11-16 06:45:05,303 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 06:45:05,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:05,428 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:05,434 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:05,440 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:05,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:05,449 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 12 treesize of output 11 [2022-11-16 06:45:05,461 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:05,523 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:05,528 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:05,528 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:05,545 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:05,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:05,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:05,562 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:05,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:05,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:05,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:05,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:45:05,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:05,677 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 06:45:05,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:05,698 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 14 treesize of output 14 [2022-11-16 06:45:05,701 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 06:45:05,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:05,830 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:05,831 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:05,908 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:05,912 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:05,913 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:05,929 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:05,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:05,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:05,947 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:05,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:05,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:05,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:06,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:06,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:06,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:06,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:06,090 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 14 treesize of output 14 [2022-11-16 06:45:06,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:06,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:06,228 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:06,234 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 71 treesize of output 67 [2022-11-16 06:45:06,241 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:06,243 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 52 treesize of output 43 [2022-11-16 06:45:06,251 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 12 treesize of output 11 [2022-11-16 06:45:06,265 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:06,329 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:06,334 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:06,334 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:06,351 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:06,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:06,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:06,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:06,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:06,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:45:06,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:06,490 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 06:45:06,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:06,510 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 14 treesize of output 14 [2022-11-16 06:45:06,514 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 06:45:06,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:06,661 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:06,662 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:06,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:06,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:06,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:06,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:06,791 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:06,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:06,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:06,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:07,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:07,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:07,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:07,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:07,141 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 14 treesize of output 14 [2022-11-16 06:45:07,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:07,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:07,283 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 71 treesize of output 70 [2022-11-16 06:45:07,290 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 71 treesize of output 67 [2022-11-16 06:45:07,298 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:07,300 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 52 treesize of output 43 [2022-11-16 06:45:07,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:07,322 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:07,392 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:07,397 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:07,397 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:07,417 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:07,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:07,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:07,446 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:07,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:07,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:07,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:07,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:07,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:07,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:07,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:07,630 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 14 treesize of output 14 [2022-11-16 06:45:07,634 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 06:45:07,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:07,776 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 71 treesize of output 70 [2022-11-16 06:45:07,783 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:07,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:07,792 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 52 treesize of output 43 [2022-11-16 06:45:07,799 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 12 treesize of output 11 [2022-11-16 06:45:07,813 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:07,882 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:07,887 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:07,887 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:07,906 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:07,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:07,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:07,935 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:07,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:07,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:07,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:08,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:45:08,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:08,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:08,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:08,122 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 19 [2022-11-16 06:45:08,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:45:08,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:08,375 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:08,375 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:08,461 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:08,466 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:08,466 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:08,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:08,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:08,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:08,515 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:08,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:08,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:08,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:08,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:45:08,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:08,676 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 06:45:08,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:08,702 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 14 treesize of output 14 [2022-11-16 06:45:08,706 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 06:45:08,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:08,864 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:08,865 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:08,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:08,989 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:09,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:09,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:09,017 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:09,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:09,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:09,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:09,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:45:09,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:09,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:09,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:09,193 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 14 treesize of output 14 [2022-11-16 06:45:09,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:09,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:09,398 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:09,399 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:09,479 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:09,484 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:09,484 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:09,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:09,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:09,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:09,522 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:09,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:09,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:09,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:09,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:09,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:09,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:09,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:09,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:09,665 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 14 treesize of output 14 [2022-11-16 06:45:09,670 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 8 treesize of output 7 [2022-11-16 06:45:09,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:09,804 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 71 treesize of output 70 [2022-11-16 06:45:09,811 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:09,818 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:09,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:09,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:09,842 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:09,918 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:09,923 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:09,923 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:09,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:09,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:09,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:09,961 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:09,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:09,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:09,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:10,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:10,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:10,087 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 06:45:10,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:10,295 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 14 treesize of output 14 [2022-11-16 06:45:10,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:10,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:10,409 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:10,414 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 71 treesize of output 67 [2022-11-16 06:45:10,421 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:10,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:10,429 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 12 treesize of output 11 [2022-11-16 06:45:10,441 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:10,503 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:10,508 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:10,508 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:10,524 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:10,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:10,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:10,545 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:10,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:10,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:10,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:10,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:10,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:10,662 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 06:45:10,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:10,672 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 14 treesize of output 14 [2022-11-16 06:45:10,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:10,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:10,807 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:10,812 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 71 treesize of output 67 [2022-11-16 06:45:10,819 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:10,821 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 52 treesize of output 43 [2022-11-16 06:45:10,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:10,841 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:10,903 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:10,908 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:10,908 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:10,925 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:10,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:10,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:10,946 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:10,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:10,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:10,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:11,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:45:11,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:11,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:11,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:11,085 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 14 treesize of output 14 [2022-11-16 06:45:11,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:11,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:11,218 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:11,220 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:11,296 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:11,301 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:11,301 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:11,317 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:11,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:11,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:11,338 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:11,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:11,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:11,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:11,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:11,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:11,459 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:11,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:11,476 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 14 treesize of output 14 [2022-11-16 06:45:11,479 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 06:45:11,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:11,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:11,618 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:11,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:11,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:11,635 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 12 treesize of output 11 [2022-11-16 06:45:11,648 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:11,714 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:11,718 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:11,719 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:11,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:11,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:11,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:11,757 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:11,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:11,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:11,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:12,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:45:12,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:12,022 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 06:45:12,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:12,045 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 14 treesize of output 14 [2022-11-16 06:45:12,048 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 06:45:12,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:12,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:12,168 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:12,239 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:12,244 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:12,244 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:12,261 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:12,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:12,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:12,282 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:12,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:12,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:12,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:12,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:12,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:12,396 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 06:45:12,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:12,415 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 14 treesize of output 14 [2022-11-16 06:45:12,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:12,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:12,544 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 71 treesize of output 70 [2022-11-16 06:45:12,550 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 71 treesize of output 67 [2022-11-16 06:45:12,556 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:12,558 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:12,565 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 12 treesize of output 11 [2022-11-16 06:45:12,577 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:12,639 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:12,644 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:12,644 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:12,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:12,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:12,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:12,679 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:12,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:12,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:12,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:12,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:45:12,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:12,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:12,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:12,824 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 19 [2022-11-16 06:45:12,827 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 13 treesize of output 12 [2022-11-16 06:45:13,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:13,041 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:13,042 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:13,117 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:13,122 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:13,122 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:13,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:13,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:13,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:13,158 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:13,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:13,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:13,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:13,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:45:13,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:13,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:13,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:13,298 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 19 [2022-11-16 06:45:13,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:45:13,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:13,524 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:13,524 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:13,601 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:13,606 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:13,606 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:13,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:13,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:13,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:13,642 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:13,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:13,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:13,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:13,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:45:13,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:13,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:13,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:13,778 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 19 [2022-11-16 06:45:13,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:45:14,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:14,014 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:14,015 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:14,097 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:14,102 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:14,102 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:14,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:14,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:14,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:14,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:14,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:14,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:45:14,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:14,258 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 06:45:14,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:14,283 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 14 treesize of output 14 [2022-11-16 06:45:14,287 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 06:45:14,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:14,448 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:14,449 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:14,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:14,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:14,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:14,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:14,581 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:14,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:14,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:14,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:14,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:14,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:45:14,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:14,707 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 06:45:14,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:14,727 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 14 treesize of output 14 [2022-11-16 06:45:14,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:14,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:14,901 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:14,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:15,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:15,038 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:15,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:15,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:15,056 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:15,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:15,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:15,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:15,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:15,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:15,184 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 06:45:15,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:15,212 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 14 treesize of output 14 [2022-11-16 06:45:15,217 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 06:45:15,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:15,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:15,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:15,576 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:15,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:15,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:15,597 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:15,661 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:15,665 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:15,666 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:15,683 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:15,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:15,702 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:15,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:15,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:15,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:15,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:45:15,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:15,819 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:15,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:15,848 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 14 treesize of output 14 [2022-11-16 06:45:15,851 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 06:45:15,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:15,981 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:15,982 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:16,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:16,093 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:16,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:16,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:16,111 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:16,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:16,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:16,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:16,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:45:16,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:16,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:16,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:16,248 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 14 treesize of output 14 [2022-11-16 06:45:16,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:16,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:16,375 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:16,376 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:16,452 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:16,457 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:16,457 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:16,474 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:16,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:16,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:16,492 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:16,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:16,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:16,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:16,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:45:16,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:16,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:16,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:16,637 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 14 treesize of output 14 [2022-11-16 06:45:16,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:16,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:16,773 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:16,774 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:16,852 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:16,857 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:16,857 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:16,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:16,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:16,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:16,891 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:16,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:16,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:16,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:16,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:16,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:17,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:17,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:17,029 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 14 treesize of output 14 [2022-11-16 06:45:17,033 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 06:45:17,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:17,174 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:17,180 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:17,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:17,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:17,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:17,209 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:17,459 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:17,464 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:17,464 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:17,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:17,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:17,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:17,507 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:17,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:17,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:17,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:17,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:17,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:17,666 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 06:45:17,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:17,695 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 14 treesize of output 14 [2022-11-16 06:45:17,699 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 06:45:17,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:17,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:17,853 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 71 treesize of output 67 [2022-11-16 06:45:17,860 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:17,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:17,871 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 12 treesize of output 11 [2022-11-16 06:45:17,885 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:17,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:17,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:18,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:18,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:18,007 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:18,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:18,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:18,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:18,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-16 06:45:18,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:18,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:18,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:18,190 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 14 treesize of output 14 [2022-11-16 06:45:18,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:18,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:18,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:18,392 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 71 treesize of output 67 [2022-11-16 06:45:18,400 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:18,401 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 52 treesize of output 43 [2022-11-16 06:45:18,410 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:18,424 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:18,496 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:18,501 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:18,501 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:18,521 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:18,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:18,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:18,544 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:18,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:18,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:18,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:18,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:45:18,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:18,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:18,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:18,743 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 19 [2022-11-16 06:45:18,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:45:18,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:18,975 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:18,976 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:19,066 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:19,070 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:19,071 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:19,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:19,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:19,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:19,105 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:19,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:19,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:19,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:19,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:19,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-16 06:45:19,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:19,224 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 06:45:19,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:19,240 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 14 treesize of output 14 [2022-11-16 06:45:19,244 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 06:45:19,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:19,429 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:19,435 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:19,442 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:19,444 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 52 treesize of output 43 [2022-11-16 06:45:19,452 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 12 treesize of output 11 [2022-11-16 06:45:19,465 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:19,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:19,534 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:19,534 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:19,552 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:19,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:19,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:19,570 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:19,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:19,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:19,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:19,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:45:19,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:19,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:19,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:19,709 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 14 treesize of output 14 [2022-11-16 06:45:19,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:19,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:19,865 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:19,865 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:19,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:19,978 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:19,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:19,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:19,997 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:19,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:19,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:19,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:20,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:20,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:45:20,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:20,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:20,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:20,240 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 14 treesize of output 14 [2022-11-16 06:45:20,243 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 06:45:20,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:20,364 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:20,366 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:20,439 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:20,444 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:20,444 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:20,461 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:20,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:20,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:20,479 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:20,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:20,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:20,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:20,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:20,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:45:20,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:20,594 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 06:45:20,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:20,605 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 14 treesize of output 14 [2022-11-16 06:45:20,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:20,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:20,740 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:20,741 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:20,815 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:20,820 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:20,820 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:20,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:20,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:20,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:20,855 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:20,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:20,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:20,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:20,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:45:20,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:20,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:21,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:21,005 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 14 treesize of output 14 [2022-11-16 06:45:21,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:21,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:21,137 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:21,138 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:21,218 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:21,222 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:21,223 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:21,239 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:21,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:21,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:21,257 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:21,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:21,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:21,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:21,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:45:21,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:21,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:21,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:21,422 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 19 [2022-11-16 06:45:21,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:45:21,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:21,648 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:21,650 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:21,730 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:21,734 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:21,735 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:21,751 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:21,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:21,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:21,768 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:21,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:21,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:21,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:21,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:21,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:21,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:21,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:21,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:21,902 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 14 treesize of output 14 [2022-11-16 06:45:21,906 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 06:45:22,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:22,043 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 71 treesize of output 70 [2022-11-16 06:45:22,049 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 71 treesize of output 67 [2022-11-16 06:45:22,057 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:22,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:22,066 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:22,080 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:22,146 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:22,151 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:22,151 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:22,167 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:22,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:22,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:22,185 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:22,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:22,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:22,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:22,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:45:22,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:22,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:22,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:22,479 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 14 treesize of output 14 [2022-11-16 06:45:22,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:22,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:22,612 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:22,613 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:22,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:22,717 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:22,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:22,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:22,738 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:22,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:22,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:22,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:22,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:22,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:22,870 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 06:45:22,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:22,888 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 14 treesize of output 14 [2022-11-16 06:45:22,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:23,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:23,020 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:23,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:23,033 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:23,035 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 52 treesize of output 43 [2022-11-16 06:45:23,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:23,056 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:23,121 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:23,125 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:23,126 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:23,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:23,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:23,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:23,165 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:23,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:23,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:23,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:23,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:45:23,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:23,292 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 06:45:23,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:23,320 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 14 treesize of output 14 [2022-11-16 06:45:23,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:23,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:23,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:23,475 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:23,561 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:23,566 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:23,566 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:23,584 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:23,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:23,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:23,607 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:23,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:23,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:23,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:23,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:45:23,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:23,731 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:23,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:23,760 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 14 treesize of output 14 [2022-11-16 06:45:23,765 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 06:45:23,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:23,918 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:23,919 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:24,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:24,037 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:24,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:24,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:24,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:24,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:24,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 06:45:24,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:24,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:24,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:24,191 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 19 [2022-11-16 06:45:24,195 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:45:24,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:24,421 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:24,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:24,698 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:24,703 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:24,703 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:24,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:24,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:24,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:24,741 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:24,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:24,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:24,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:24,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 06:45:24,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:24,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:24,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:24,876 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 14 treesize of output 14 [2022-11-16 06:45:24,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:25,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:25,049 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:25,049 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:25,117 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:25,121 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:25,122 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:25,137 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:25,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:25,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:25,161 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:25,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:25,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:25,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:25,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:25,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:25,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:25,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:25,298 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 14 treesize of output 14 [2022-11-16 06:45:25,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:25,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:25,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:25,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:25,432 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:25,434 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:25,441 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 12 treesize of output 11 [2022-11-16 06:45:25,453 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:25,515 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:25,520 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:25,520 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:25,537 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:25,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:25,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:25,560 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:25,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:25,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:25,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:25,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:25,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:25,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:25,668 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 06:45:25,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:25,695 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 14 treesize of output 14 [2022-11-16 06:45:25,698 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 06:45:25,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:25,824 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 71 treesize of output 70 [2022-11-16 06:45:25,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:25,837 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:25,839 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:25,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:25,859 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:25,923 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:25,928 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:25,928 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:25,944 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:25,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:25,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:25,967 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:25,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:25,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:25,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:26,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:45:26,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:26,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:26,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:26,106 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 14 treesize of output 14 [2022-11-16 06:45:26,110 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:26,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:26,231 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:26,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:26,317 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:26,322 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:26,322 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:26,339 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:26,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:26,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:26,362 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:26,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:26,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:26,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:26,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:45:26,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:26,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:26,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:26,657 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 19 [2022-11-16 06:45:26,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 06:45:26,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:26,871 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:26,877 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 71 treesize of output 67 [2022-11-16 06:45:26,883 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:26,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:26,892 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:26,904 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:26,964 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:26,969 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:26,969 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:26,985 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:27,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:27,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:27,008 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:27,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:27,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:27,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:27,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:27,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:27,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:27,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:27,142 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 14 treesize of output 14 [2022-11-16 06:45:27,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:27,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:27,268 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 71 treesize of output 70 [2022-11-16 06:45:27,274 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:27,281 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:27,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:27,290 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 12 treesize of output 11 [2022-11-16 06:45:27,302 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:27,370 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:27,374 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:27,375 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:27,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:27,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:27,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:27,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:27,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:27,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:27,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:45:27,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:27,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:27,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:27,556 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 14 treesize of output 14 [2022-11-16 06:45:27,559 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 06:45:27,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:27,695 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:27,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:27,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:27,807 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:27,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:27,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:27,828 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:27,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:27,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:27,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:27,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:27,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:45:27,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:27,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:27,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:27,969 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 14 treesize of output 14 [2022-11-16 06:45:27,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:28,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:28,105 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:28,106 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:28,185 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:28,190 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:28,190 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:28,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:28,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:28,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:28,229 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:28,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:28,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:28,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:28,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:45:28,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:28,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:28,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:28,369 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 19 treesize of output 23 [2022-11-16 06:45:28,373 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 06:45:28,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:28,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:28,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:28,747 INFO L321 Elim1Store]: treesize reduction 44, result has 32.3 percent of original size [2022-11-16 06:45:28,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 77 [2022-11-16 06:45:28,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:28,855 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:28,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:28,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:28,876 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:28,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:28,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:28,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:29,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:29,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:29,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:29,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:29,146 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 14 treesize of output 14 [2022-11-16 06:45:29,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:29,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:29,283 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 71 treesize of output 70 [2022-11-16 06:45:29,290 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 71 treesize of output 67 [2022-11-16 06:45:29,298 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:29,300 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 52 treesize of output 43 [2022-11-16 06:45:29,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:29,321 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:29,394 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:29,398 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:29,399 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:29,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:29,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:29,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:29,448 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:29,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:29,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:29,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:29,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:29,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 06:45:29,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:29,617 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:29,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:29,631 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 14 treesize of output 14 [2022-11-16 06:45:29,635 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 06:45:29,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:29,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:29,795 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:29,874 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:29,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:29,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:29,939 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:29,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:29,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:29,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:30,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:45:30,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:30,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:30,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:30,160 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 14 treesize of output 14 [2022-11-16 06:45:30,165 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 06:45:30,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:30,304 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:30,305 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:30,383 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:30,388 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:30,388 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:30,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:30,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:30,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:30,425 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:30,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:30,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:30,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:30,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:45:30,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:30,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:30,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:30,558 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 14 treesize of output 14 [2022-11-16 06:45:30,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:30,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:30,709 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:30,709 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:30,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:30,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:30,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:30,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:30,842 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:30,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:30,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:30,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:30,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:45:30,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:30,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:30,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:30,987 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 14 treesize of output 14 [2022-11-16 06:45:30,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:31,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:31,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:31,152 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:31,252 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:31,257 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:31,257 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:31,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:31,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:31,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:31,300 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:31,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:31,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:31,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:31,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:31,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:31,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:31,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:31,604 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 14 treesize of output 14 [2022-11-16 06:45:31,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:31,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:31,735 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 71 treesize of output 70 [2022-11-16 06:45:31,741 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:31,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:31,749 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:31,757 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 12 treesize of output 11 [2022-11-16 06:45:31,771 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:31,845 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:31,851 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:31,851 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:31,871 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:31,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:31,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:31,897 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:31,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:31,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:31,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:32,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:45:32,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:32,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:32,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:32,060 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 14 treesize of output 14 [2022-11-16 06:45:32,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:32,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:32,232 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:32,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:32,309 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:32,345 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:32,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:32,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:32,367 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:32,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:32,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:32,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:32,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:45:32,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:32,496 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:32,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:32,519 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 14 treesize of output 14 [2022-11-16 06:45:32,523 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 06:45:32,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:32,648 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:32,650 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:32,729 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:32,734 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:32,734 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:32,751 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:32,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:32,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:32,771 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:32,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:32,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:32,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:32,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:45:32,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:32,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:32,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:32,910 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 14 treesize of output 14 [2022-11-16 06:45:32,914 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 06:45:33,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:33,053 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:33,054 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:33,135 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:33,140 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:33,140 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:33,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:33,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:33,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:33,175 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:33,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:33,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:33,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:33,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:33,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:33,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:33,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:33,318 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 14 treesize of output 14 [2022-11-16 06:45:33,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:33,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:33,459 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:33,465 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 71 treesize of output 67 [2022-11-16 06:45:33,473 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:33,475 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 52 treesize of output 43 [2022-11-16 06:45:33,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:33,496 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:33,564 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:33,569 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:33,570 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:33,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:33,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:33,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:33,789 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:33,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:33,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:33,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:33,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-16 06:45:33,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:33,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:33,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:33,924 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 14 treesize of output 14 [2022-11-16 06:45:33,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:34,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:34,049 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:34,050 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:34,123 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:34,128 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:34,128 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:34,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:34,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:34,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:34,164 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:34,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:34,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:34,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:34,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:34,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:34,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:34,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:34,302 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 14 treesize of output 14 [2022-11-16 06:45:34,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:34,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:34,441 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:34,447 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 71 treesize of output 67 [2022-11-16 06:45:34,454 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:34,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:34,464 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 12 treesize of output 11 [2022-11-16 06:45:34,476 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:34,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:34,574 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:34,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:34,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:34,593 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:34,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:34,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:34,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:34,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:34,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:34,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:34,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:34,731 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 14 treesize of output 14 [2022-11-16 06:45:34,734 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 8 treesize of output 7 [2022-11-16 06:45:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:34,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:34,867 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:34,874 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:34,876 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 52 treesize of output 43 [2022-11-16 06:45:34,883 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 12 treesize of output 11 [2022-11-16 06:45:34,896 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:34,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:34,967 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:34,967 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-11-16 06:45:34,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:35,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:35,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:35,002 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:35,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:35,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:35,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:35,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:35,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:35,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:35,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:35,143 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 14 treesize of output 14 [2022-11-16 06:45:35,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:35,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:35,276 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 71 treesize of output 70 [2022-11-16 06:45:35,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:35,290 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:35,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:35,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:35,312 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:35,379 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:35,384 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:35,384 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:35,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:35,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:35,420 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:35,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:35,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:35,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:35,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:35,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:35,543 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 06:45:35,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:35,748 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 14 treesize of output 14 [2022-11-16 06:45:35,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:35,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:35,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:35,885 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 71 treesize of output 67 [2022-11-16 06:45:35,892 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:35,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2022-11-16 06:45:35,901 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 12 treesize of output 11 [2022-11-16 06:45:35,913 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:35,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:36,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:36,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:36,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:36,023 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:36,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:36,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:36,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:36,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 06:45:36,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:36,140 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:36,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:36,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 06:45:36,164 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 06:45:36,168 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 06:45:36,174 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 06:45:36,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:36,478 INFO L321 Elim1Store]: treesize reduction 28, result has 56.9 percent of original size [2022-11-16 06:45:36,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 93 [2022-11-16 06:45:36,623 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:36,637 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:36,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:36,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:36,655 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:36,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:36,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:36,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:36,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 06:45:36,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:36,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:36,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:36,801 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 14 treesize of output 14 [2022-11-16 06:45:36,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:36,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:36,944 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:36,945 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-11-16 06:45:37,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2022-11-16 06:45:37,056 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:37,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:37,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:37,072 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:37,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:37,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:37,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:37,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-16 06:45:37,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:37,190 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 06:45:37,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:37,209 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 14 treesize of output 14 [2022-11-16 06:45:37,213 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 06:45:37,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:37,349 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:37,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2022-11-16 06:45:37,362 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:37,364 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 52 treesize of output 43 [2022-11-16 06:45:37,372 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:37,385 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 06:45:37,454 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:37,459 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 06:45:37,459 INFO L350 Elim1Store]: Elim1 eliminated variable 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 34 treesize of output 15 [2022-11-16 06:45:37,476 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:45:37,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:45:37,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 38 states and 86 transitions. [2022-11-16 06:45:37,496 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 86 transitions. [2022-11-16 06:45:37,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 06:45:37,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:45:37,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:45:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:45:37,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 49 conjunts are in the unsatisfiable core [2022-11-16 06:45:37,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 06:45:37,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 06:45:37,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:37,641 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 14 treesize of output 14 [2022-11-16 06:45:37,645 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 06:45:37,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 06:45:37,781 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 70 [2022-11-16 06:45:37,787 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 71 treesize of output 67 [2022-11-16 06:45:37,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 06:45:37,797 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 52 treesize of output 43 [2022-11-16 06:45:37,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-11-16 06:45:37,818 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug.