./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array11_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_acdbd50e-b748-4ac8-9585-7b8abeb9a780/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/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_acdbd50e-b748-4ac8-9585-7b8abeb9a780/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array11_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/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_acdbd50e-b748-4ac8-9585-7b8abeb9a780/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 c3ac08a3f6fb5579b9b2ae158efc8988dd3312e617d74223198803ffe0b335cb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 08:48:16,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:48:16,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:48:16,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:48:16,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:48:16,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:48:16,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:48:16,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:48:16,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:48:16,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:48:16,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:48:16,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:48:16,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:48:16,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:48:16,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:48:16,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:48:16,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:48:16,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:48:16,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:48:16,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:48:16,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:48:16,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:48:16,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:48:16,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:48:16,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:48:16,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:48:16,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:48:16,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:48:16,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:48:16,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:48:16,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:48:16,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:48:16,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:48:16,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:48:16,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:48:16,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:48:16,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:48:16,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:48:16,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:48:16,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:48:16,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:48:16,224 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-16 08:48:16,245 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:48:16,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:48:16,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:48:16,246 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:48:16,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:48:16,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:48:16,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:48:16,248 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 08:48:16,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:48:16,248 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 08:48:16,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:48:16,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:48:16,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:48:16,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:48:16,250 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 08:48:16,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:48:16,250 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:48:16,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:48:16,251 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:48:16,251 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:48:16,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:48:16,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:48:16,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:48:16,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:48:16,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:48:16,253 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:48:16,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:48:16,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:48:16,253 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_acdbd50e-b748-4ac8-9585-7b8abeb9a780/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3ac08a3f6fb5579b9b2ae158efc8988dd3312e617d74223198803ffe0b335cb [2022-11-16 08:48:16,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:48:16,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:48:16,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:48:16,523 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:48:16,526 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:48:16,529 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/array-patterns/array11_pattern.c [2022-11-16 08:48:16,628 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/bin/ukojak-CydTVMUXoH/data/6f7f5ed0a/e61a9b80c96d48f1970b93e4016d9a88/FLAGc524b32ed [2022-11-16 08:48:17,051 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:48:17,051 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/sv-benchmarks/c/array-patterns/array11_pattern.c [2022-11-16 08:48:17,057 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/bin/ukojak-CydTVMUXoH/data/6f7f5ed0a/e61a9b80c96d48f1970b93e4016d9a88/FLAGc524b32ed [2022-11-16 08:48:17,463 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/bin/ukojak-CydTVMUXoH/data/6f7f5ed0a/e61a9b80c96d48f1970b93e4016d9a88 [2022-11-16 08:48:17,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:48:17,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:48:17,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:48:17,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:48:17,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:48:17,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38bdb39f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17, skipping insertion in model container [2022-11-16 08:48:17,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:48:17,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:48:17,699 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_acdbd50e-b748-4ac8-9585-7b8abeb9a780/sv-benchmarks/c/array-patterns/array11_pattern.c[1357,1370] [2022-11-16 08:48:17,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:48:17,759 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:48:17,776 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_acdbd50e-b748-4ac8-9585-7b8abeb9a780/sv-benchmarks/c/array-patterns/array11_pattern.c[1357,1370] [2022-11-16 08:48:17,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:48:17,819 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:48:17,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17 WrapperNode [2022-11-16 08:48:17,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:48:17,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:48:17,822 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:48:17,823 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:48:17,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,876 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-11-16 08:48:17,877 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:48:17,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:48:17,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:48:17,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:48:17,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,920 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:48:17,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:48:17,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:48:17,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:48:17,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:17" (1/1) ... [2022-11-16 08:48:17,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:48:17,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:48:17,965 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:48:17,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdbd50e-b748-4ac8-9585-7b8abeb9a780/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:48:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 08:48:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 08:48:18,016 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 08:48:18,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 08:48:18,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 08:48:18,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 08:48:18,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:48:18,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:48:18,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 08:48:18,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:48:18,083 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:48:18,084 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:48:18,375 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:48:18,418 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:48:18,418 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-16 08:48:18,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:48:18 BoogieIcfgContainer [2022-11-16 08:48:18,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:48:18,422 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:48:18,422 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:48:18,434 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:48:18,434 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:48:18" (1/1) ... [2022-11-16 08:48:18,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:48:18,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:48:18,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-11-16 08:48:18,511 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-11-16 08:48:18,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 08:48:18,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:48:18,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:48:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:48:18,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:48:18,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:48:18,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-11-16 08:48:18,737 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-11-16 08:48:18,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 08:48:18,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:48:18,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:48:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:48:18,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-16 08:48:18,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:48:18,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-16 08:48:19,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:48:19,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 19 states and 26 transitions. [2022-11-16 08:48:19,013 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2022-11-16 08:48:19,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-16 08:48:19,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:48:19,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:48:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:48:19,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 08:48:19,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:48:19,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:48:19,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:48:19,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 40 transitions. [2022-11-16 08:48:19,552 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2022-11-16 08:48:19,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:48:19,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:48:19,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:48:19,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:48:19,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:48:19,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:48:19,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:48:19,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:48:19,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:48:19,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:48:19,905 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 08:48:19,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:48:20,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:48:20,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 138 [2022-11-16 08:48:20,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:48:20,922 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:20,923 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:48:20,982 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:20,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:48:20,987 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:20,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 314 [2022-11-16 08:48:21,071 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:48:21,073 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-11-16 08:48:21,198 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:48:21,199 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2022-11-16 08:48:21,249 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:48:21,252 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2022-11-16 08:48:21,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 175 [2022-11-16 08:48:21,398 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:48:21,400 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2022-11-16 08:48:21,405 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:48:21,871 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:21,872 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:21,876 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:48:26,671 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:48:28,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:48:28,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 30 states and 54 transitions. [2022-11-16 08:48:28,712 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 54 transitions. [2022-11-16 08:48:28,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:48:28,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:48:28,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:48:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:48:28,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 08:48:28,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:48:28,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:48:28,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:48:28,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:48:28,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:48:28,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:48:28,913 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:48:29,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:48:29,309 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:48:29,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:48:29,344 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:29,346 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:48:29,377 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:29,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:48:29,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:48:29,480 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:48:29,482 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:48:29,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 175 [2022-11-16 08:48:30,195 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:30,197 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:30,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:48:40,463 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:48:50,501 WARN L233 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:48:52,635 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:48:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:48:52,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 30 states and 54 transitions. [2022-11-16 08:48:52,747 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 54 transitions. [2022-11-16 08:48:52,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:48:52,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:48:52,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:48:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:48:52,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 57 conjunts are in the unsatisfiable core [2022-11-16 08:48:52,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:48:52,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:48:52,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:48:52,937 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 19 treesize of output 23 [2022-11-16 08:48:52,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:48:52,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:48:52,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:48:53,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:48:53,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:48:53,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:48:53,599 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:53,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:48:53,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:53,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:48:53,623 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:48:53,649 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:48:53,650 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:48:53,770 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:48:53,772 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-11-16 08:48:54,377 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:54,378 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:48:54,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:49:05,971 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 08:49:07,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:49:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:49:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:49:07,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:49:07,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:49:07,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:49:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:49:07,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 08:49:07,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:49:07,264 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:49:07,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:49:07,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:49:07,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:49:07,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:49:07,312 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:49:07,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:49:07,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:49:07,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:49:07,672 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:49:07,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:49:07,690 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:49:07,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:49:07,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:49:07,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:49:07,828 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:49:07,830 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:49:08,439 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:49:08,441 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:49:08,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:49:18,573 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:49:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:49:19,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:49:19,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:49:19,951 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:49:19,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:49:19,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:49:19,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:49:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:49:20,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:49:20,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:49:20,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:49:20,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:49:20,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:49:20,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:49:20,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:49:20,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:49:20,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:49:20,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:49:20,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:49:20,444 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:49:20,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:49:20,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:49:20,465 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:49:20,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:49:20,584 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:49:20,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 08:49:20,630 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:49:20,633 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 08:49:21,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:49:21,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:49:21,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:49:36,096 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:49:46,300 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:49:46,366 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 08:49:46,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:49:46,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:49:46,418 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:49:46,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:49:46,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:49:46,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:49:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:49:46,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:49:46,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:49:46,529 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:49:46,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:49:46,562 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:49:46,570 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:49:46,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:49:46,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:49:46,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:49:46,870 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 110 treesize of output 99 [2022-11-16 08:49:46,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:49:46,887 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:49:46,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:49:46,905 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:49:46,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:49:46,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:49:46,923 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:49:46,924 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:49:46,979 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:49:46,980 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:49:47,523 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:49:47,525 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:49:47,526 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:49:53,825 WARN L233 SmtUtils]: Spent 6.13s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:50:03,888 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:50:03,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:50:03,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:50:03,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:50:03,953 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:50:03,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:50:03,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:50:03,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:50:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:50:04,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:50:04,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:50:04,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:50:04,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:04,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:50:04,097 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 08:50:04,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-11-16 08:50:04,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:04,407 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 110 treesize of output 99 [2022-11-16 08:50:04,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:04,425 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:04,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:50:04,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:04,443 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:04,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:50:04,498 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:50:04,502 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:50:04,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 175 [2022-11-16 08:50:05,054 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:05,055 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:05,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:50:21,900 WARN L233 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:50:22,222 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 08:50:22,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:50:22,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:50:22,258 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:50:22,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:50:22,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:50:22,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:50:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:50:22,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 08:50:22,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:50:22,341 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:50:22,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:22,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:50:22,368 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:50:22,372 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 8 treesize of output 7 [2022-11-16 08:50:22,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:50:22,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:22,687 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 110 treesize of output 99 [2022-11-16 08:50:22,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:22,708 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:22,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:50:22,736 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:22,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:22,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:50:22,842 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:50:22,844 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2022-11-16 08:50:22,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 63 [2022-11-16 08:50:22,932 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:50:22,935 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 08:50:23,382 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:23,386 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:23,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:50:27,595 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 08:50:27,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:50:27,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:50:27,625 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:50:27,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:50:27,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:50:27,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:50:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:50:27,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 08:50:27,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:50:27,708 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 08:50:27,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:27,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:50:27,742 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:50:27,748 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 19 treesize of output 18 [2022-11-16 08:50:28,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:28,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:50:28,042 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:28,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:28,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:50:28,067 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:28,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:28,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:50:28,107 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:50:28,108 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2022-11-16 08:50:28,170 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:50:28,171 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-11-16 08:50:28,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 175 [2022-11-16 08:50:28,642 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:28,644 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:28,649 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:50:43,294 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:50:43,318 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:50:43,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:50:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:50:43,363 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:50:43,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:50:43,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:50:43,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:50:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:50:43,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 08:50:43,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:50:43,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:50:43,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:43,476 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:50:43,482 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 08:50:43,495 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-11-16 08:50:43,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:43,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:50:43,733 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:43,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:43,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:50:43,750 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:43,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:50:43,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:50:43,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:50:43,834 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:50:43,835 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:50:44,245 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:44,246 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:50:44,248 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:50:54,262 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:51:03,167 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 08:51:03,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:51:03,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:51:03,203 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:51:03,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:51:03,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:51:03,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:51:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:51:03,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 08:51:03,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:51:03,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:51:03,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:03,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:51:03,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:51:03,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:51:03,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:51:03,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:03,574 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 110 treesize of output 99 [2022-11-16 08:51:03,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:03,590 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:03,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:51:03,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:03,617 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:03,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:51:03,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 08:51:03,718 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:51:03,720 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 08:51:04,273 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:04,274 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:04,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:51:18,591 WARN L233 SmtUtils]: Spent 10.02s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:51:18,666 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:51:18,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:51:18,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:51:18,758 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:51:18,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:51:18,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:51:18,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:51:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:51:18,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 08:51:18,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:51:18,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:51:18,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:18,865 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:51:18,871 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:51:18,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-11-16 08:51:19,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:19,140 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:51:19,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:19,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:19,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:51:19,175 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:19,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:19,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:51:19,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:51:19,290 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:51:19,293 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 08:51:19,705 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:19,706 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:19,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:51:29,901 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:51:40,025 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:51:41,055 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:51:41,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:51:41,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:51:41,083 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:51:41,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:51:41,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:51:41,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:51:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:51:41,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:51:41,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:51:41,191 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 08:51:41,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:41,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:51:41,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:51:41,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:51:41,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:51:41,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:41,485 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:51:41,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:41,500 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:41,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:51:41,517 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:41,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:41,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:51:41,574 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:51:41,575 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:51:41,644 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:51:41,645 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-11-16 08:51:41,998 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:42,000 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:42,002 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:51:46,132 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:51:46,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:51:46,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:51:46,177 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:51:46,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:51:46,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:51:46,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:51:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:51:46,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:51:46,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:51:46,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:51:46,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:46,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:51:46,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:51:46,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-11-16 08:51:46,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:46,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:51:46,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:46,562 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:46,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:51:46,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:46,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:51:46,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:51:46,612 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:51:46,613 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:51:46,653 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:51:46,654 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:51:47,090 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:47,091 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:51:47,092 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:51:54,064 WARN L233 SmtUtils]: Spent 6.78s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:52:04,173 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:52:04,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:52:04,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:52:04,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:52:04,364 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:52:04,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:52:04,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:52:04,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:52:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:52:04,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:52:04,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:52:04,444 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 08:52:04,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:04,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:52:04,462 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:52:04,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:52:04,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:52:04,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:04,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:52:04,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:04,735 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:04,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:52:04,751 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:04,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:04,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:52:04,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:52:04,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:52:05,274 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:05,276 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:05,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:52:20,078 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:52:21,155 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 08:52:21,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:52:21,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:52:21,203 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:52:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:52:21,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:52:21,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:52:21,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:52:21,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 08:52:21,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:52:21,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:52:21,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:21,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:52:21,315 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:52:21,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:52:21,328 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:52:21,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:21,585 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:52:21,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:21,600 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:21,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:52:21,615 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:21,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:21,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:52:21,646 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:52:21,647 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:52:21,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 08:52:22,088 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:22,089 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:22,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:52:32,280 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:52:32,330 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:52:32,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:52:32,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:52:32,399 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:52:32,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:52:32,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:52:32,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:52:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:52:32,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:52:32,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:52:32,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:52:32,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:32,505 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:52:32,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:52:32,514 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 08:52:32,523 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 08:52:32,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:32,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:52:32,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:32,819 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:32,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:52:32,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:32,837 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:32,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:52:32,918 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:52:32,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 175 [2022-11-16 08:52:33,384 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:33,386 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:33,386 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:52:47,549 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:52:47,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:52:47,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:52:47,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:52:47,610 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:52:47,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:52:47,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:52:47,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:52:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:52:47,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 57 conjunts are in the unsatisfiable core [2022-11-16 08:52:47,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:52:47,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:52:47,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:47,739 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:52:47,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:52:47,746 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 8 treesize of output 7 [2022-11-16 08:52:47,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:52:47,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:47,954 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:52:47,968 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:47,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:47,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:52:47,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:52:47,993 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:47,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:52:48,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:52:48,062 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:52:48,063 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:52:48,617 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:48,618 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:52:48,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:52:58,640 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:53:08,857 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:53:09,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:53:09,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:53:09,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:53:09,717 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:53:09,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:53:09,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:53:09,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:53:09,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:53:09,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:53:09,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:53:09,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:53:09,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:09,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:53:09,856 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:53:09,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:53:09,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:53:10,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:10,114 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 110 treesize of output 99 [2022-11-16 08:53:10,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:10,131 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:10,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:53:10,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:10,148 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:10,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:53:10,175 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:53:10,176 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:53:10,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 08:53:10,611 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:10,612 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:10,615 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:53:20,819 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:53:26,916 WARN L233 SmtUtils]: Spent 6.05s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:53:26,978 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 08:53:27,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:53:27,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:53:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:53:27,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:53:27,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:53:27,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:53:27,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:53:27,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 08:53:27,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:53:27,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:53:27,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:27,123 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:53:27,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:53:27,132 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 8 treesize of output 7 [2022-11-16 08:53:27,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:53:27,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:27,370 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:53:27,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:27,386 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:27,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:53:27,403 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:27,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:27,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:53:27,487 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 08:53:27,509 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:53:27,511 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 08:53:27,957 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:27,958 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:27,959 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:53:37,972 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:53:48,117 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:53:48,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:53:48,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:53:48,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:53:48,206 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:53:48,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:53:48,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:53:48,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:53:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:53:48,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 58 conjunts are in the unsatisfiable core [2022-11-16 08:53:48,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:53:48,290 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 08:53:48,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:48,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:53:48,317 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 8 treesize of output 7 [2022-11-16 08:53:48,322 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 19 treesize of output 18 [2022-11-16 08:53:48,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:48,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 138 [2022-11-16 08:53:48,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:48,662 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:48,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:48,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 314 [2022-11-16 08:53:48,686 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:48,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:48,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:53:48,736 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:53:48,737 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:53:48,840 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:53:48,841 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2022-11-16 08:53:48,879 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:53:48,880 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2022-11-16 08:53:48,897 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:53:48,909 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:48,911 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:48,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 10 [2022-11-16 08:53:49,323 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:49,325 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:49,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:53:50,886 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 08:53:50,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:53:50,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:53:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:53:50,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:53:50,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:53:50,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:53:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:53:50,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:53:50,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:53:51,002 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 08:53:51,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:51,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:53:51,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:53:51,031 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:53:51,038 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 8 treesize of output 7 [2022-11-16 08:53:51,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:51,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:53:51,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:51,285 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:51,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:53:51,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:53:51,301 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:51,302 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:53:51,324 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:53:51,325 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:53:51,424 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:53:51,429 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:53:51,430 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-11-16 08:53:51,840 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:51,841 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:53:51,842 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:54:01,923 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:54:02,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:54:02,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:54:02,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:54:02,400 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:54:02,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:54:02,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:54:02,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:54:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:54:02,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 08:54:02,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:54:02,487 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 08:54:02,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:54:02,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:54:02,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:54:02,513 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 08:54:02,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:54:02,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:54:02,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:54:02,757 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:54:02,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:54:02,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:54:02,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:54:02,778 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:54:02,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:54:02,795 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:54:02,796 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:54:02,842 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:54:02,842 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:54:03,223 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:54:03,224 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:54:03,225 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:54:13,265 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:54:19,051 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 08:54:19,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:54:19,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:54:19,086 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:54:19,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:54:19,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:54:19,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:54:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:54:19,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 08:54:19,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:54:19,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:54:19,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:54:19,183 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 19 treesize of output 23 [2022-11-16 08:54:19,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:54:19,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:54:19,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:54:19,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:54:19,424 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:54:19,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:54:19,439 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:54:19,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:54:19,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:54:19,457 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:54:19,458 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:54:19,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:54:19,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 08:54:20,003 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:54:20,004 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:54:20,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:54:27,403 WARN L233 SmtUtils]: Spent 7.37s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:54:37,519 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:54:37,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:54:37,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:54:37,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:54:37,641 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:54:37,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:54:37,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:54:37,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:54:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:54:37,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 08:54:37,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:54:37,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:54:37,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:54:37,744 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 19 treesize of output 23 [2022-11-16 08:54:37,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:54:37,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-11-16 08:54:37,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:54:37,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:54:37,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:54:37,986 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:54:37,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:54:38,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:54:38,002 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:54:38,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:54:38,066 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:54:38,067 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-11-16 08:54:38,088 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:54:38,090 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 08:54:38,524 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:54:38,525 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:54:38,526 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:54:48,545 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:54:58,556 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:55:01,466 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 08:55:01,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:55:01,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:55:01,496 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:55:01,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:55:01,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:55:01,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:55:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:55:01,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 56 conjunts are in the unsatisfiable core [2022-11-16 08:55:01,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:55:01,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:55:01,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:01,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:55:01,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:55:01,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:55:01,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:55:01,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:01,869 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 153 treesize of output 138 [2022-11-16 08:55:01,893 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:01,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:01,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:55:01,914 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:01,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:01,916 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:01,918 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 314 [2022-11-16 08:55:02,017 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:55:02,019 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2022-11-16 08:55:02,071 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:02,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 130 [2022-11-16 08:55:02,115 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:55:02,117 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 08:55:02,196 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:55:02,208 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:02,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 97 treesize of output 66 [2022-11-16 08:55:02,651 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:02,652 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:02,652 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:55:12,833 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:55:14,569 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:55:14,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:55:14,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:55:14,596 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:55:14,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:55:14,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:55:14,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:55:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:55:14,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:55:14,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:55:14,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:55:14,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:14,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:55:14,705 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:55:14,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:55:14,717 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 08:55:15,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:15,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:55:15,045 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:15,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:15,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:55:15,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:15,065 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:15,066 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:55:15,129 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:55:15,138 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:55:15,140 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-11-16 08:55:15,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 175 [2022-11-16 08:55:15,628 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:15,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:15,630 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:55:20,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:55:20,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:55:20,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:55:20,234 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:55:20,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:55:20,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:55:20,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:55:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:55:20,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 57 conjunts are in the unsatisfiable core [2022-11-16 08:55:20,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:55:20,319 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 08:55:20,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:20,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:55:20,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:55:20,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:55:20,356 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 08:55:20,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:20,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:55:20,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:20,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:20,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:55:20,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:20,636 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:20,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:55:20,691 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:55:20,692 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:55:20,767 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:55:20,768 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-11-16 08:55:21,273 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:21,274 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:21,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:55:30,780 WARN L233 SmtUtils]: Spent 5.97s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:55:40,818 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:55:40,832 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:55:40,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:55:40,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:55:40,913 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:55:40,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:55:40,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:55:40,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:55:40,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:55:40,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 08:55:40,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:55:41,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:55:41,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:41,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:55:41,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:55:41,038 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 8 treesize of output 7 [2022-11-16 08:55:41,047 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:55:41,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:41,342 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:55:41,357 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:41,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:41,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:55:41,375 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:41,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:41,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:55:41,410 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:55:41,411 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:55:41,447 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:55:41,448 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:55:41,848 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:41,849 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:41,850 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:55:51,878 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:55:55,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:55:55,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:55:55,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:55:55,776 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:55:55,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:55:55,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:55:55,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:55:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:55:55,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 08:55:55,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:55:55,853 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 08:55:55,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:55,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:55:55,889 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 08:55:55,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:55:55,900 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 08:55:56,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:56,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:55:56,133 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:56,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:56,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:55:56,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:55:56,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:56,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:55:56,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:55:56,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:55:56,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:56,620 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:55:56,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:56:06,797 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:56:10,030 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:56:10,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:56:10,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:56:10,059 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:56:10,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:56:10,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:56:10,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:56:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:56:10,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:56:10,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:56:10,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:56:10,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:10,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:56:10,160 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:56:10,163 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 08:56:10,170 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:56:10,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:10,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:56:10,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:10,400 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:10,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:56:10,415 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:10,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:10,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:56:10,474 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:56:10,475 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:56:10,540 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:56:10,541 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-11-16 08:56:10,890 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:10,891 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:10,892 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:56:21,048 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:56:21,107 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:56:21,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:56:21,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:56:21,154 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:56:21,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:56:21,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:56:21,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:56:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:56:21,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 08:56:21,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:56:21,253 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 08:56:21,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:21,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:56:21,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:56:21,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:56:21,286 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 08:56:21,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:21,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:56:21,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:21,541 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:21,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:56:21,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:21,559 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:21,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:56:21,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:56:21,697 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:56:21,698 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-11-16 08:56:22,219 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:22,220 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:22,221 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:56:32,292 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:56:42,299 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:56:52,420 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:56:52,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:56:52,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:56:52,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:56:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:56:52,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:56:52,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:56:52,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:56:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:56:52,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 08:56:52,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:56:52,829 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 08:56:52,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:52,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:56:52,847 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:56:52,851 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:56:52,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:56:53,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:53,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:56:53,113 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:53,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:53,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:56:53,130 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:53,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:53,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:56:53,199 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:56:53,207 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:56:53,208 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-11-16 08:56:53,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 175 [2022-11-16 08:56:53,615 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:53,616 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:53,616 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:56:58,071 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 08:56:58,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:56:58,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:56:58,099 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:56:58,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:56:58,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:56:58,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:56:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:56:58,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:56:58,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:56:58,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:56:58,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:58,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:56:58,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:56:58,201 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 08:56:58,208 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 8 treesize of output 7 [2022-11-16 08:56:58,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:58,440 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:56:58,453 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:58,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:58,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:56:58,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:56:58,473 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:58,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:56:58,543 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:56:58,558 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 08:56:58,580 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:56:58,582 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 08:56:59,180 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:59,181 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:56:59,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:57:09,406 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:57:20,202 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:57:30,224 WARN L233 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:57:30,234 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 08:57:30,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:30,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:57:30,278 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:57:30,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:57:30,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:30,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:30,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 57 conjunts are in the unsatisfiable core [2022-11-16 08:57:30,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:57:30,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:57:30,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:57:30,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:57:30,371 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:57:30,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:57:30,381 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 8 treesize of output 7 [2022-11-16 08:57:30,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:57:30,647 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 110 treesize of output 99 [2022-11-16 08:57:30,660 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:57:30,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:57:30,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:57:30,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:57:30,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:57:30,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:57:30,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:57:30,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 08:57:31,244 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:57:31,246 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:57:31,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:57:36,626 WARN L233 SmtUtils]: Spent 5.20s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:57:46,777 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:57:46,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:46,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:46,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:57:46,877 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:57:46,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:57:46,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:46,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:46,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:57:46,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:57:46,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:57:46,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:57:46,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:57:46,994 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 08:57:46,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-11-16 08:57:47,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:57:47,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:57:47,243 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:57:47,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:57:47,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:57:47,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:57:47,264 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:57:47,264 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:57:47,277 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:57:47,278 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:57:47,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:57:47,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:57:47,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:57:47,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:57:52,868 WARN L233 SmtUtils]: Spent 5.06s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:58:03,068 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:58:13,118 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:58:13,127 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 08:58:13,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:13,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:58:13,171 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:58:13,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:58:13,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:13,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:13,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:13,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:58:13,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:58:13,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:58:13,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:13,282 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 19 treesize of output 23 [2022-11-16 08:58:13,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:58:13,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-11-16 08:58:13,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:13,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:58:13,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:13,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:13,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:58:13,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:13,584 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:13,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:58:13,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:58:13,727 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:58:13,728 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-11-16 08:58:14,251 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:14,252 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:14,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:58:24,471 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:58:34,523 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:58:38,674 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 08:58:38,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:38,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:58:38,712 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:58:38,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:58:38,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:38,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:38,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 08:58:38,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:58:38,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:58:38,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:38,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:58:38,812 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 20 treesize of output 20 [2022-11-16 08:58:38,816 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 8 treesize of output 7 [2022-11-16 08:58:38,823 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:58:39,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:39,091 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 138 [2022-11-16 08:58:39,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:39,107 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:39,108 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:39,109 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 314 [2022-11-16 08:58:39,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:39,129 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:39,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:58:39,157 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:58:39,158 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:58:39,267 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:58:39,268 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2022-11-16 08:58:39,295 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:58:39,296 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2022-11-16 08:58:39,316 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:58:39,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:39,328 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:39,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 32 [2022-11-16 08:58:39,751 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:39,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:39,753 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:58:50,066 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:58:54,674 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 08:58:54,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:54,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:58:54,733 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:58:54,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:58:54,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:54,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:54,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 08:58:54,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:58:54,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:58:54,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:54,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:58:54,838 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 8 treesize of output 7 [2022-11-16 08:58:54,841 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 19 treesize of output 18 [2022-11-16 08:58:55,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:55,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:58:55,118 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:55,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:55,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:58:55,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:58:55,139 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:55,140 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:58:55,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:58:55,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 08:58:55,883 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:55,884 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:58:55,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:59:10,791 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:59:10,820 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 08:59:10,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:59:10,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:59:10,868 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:59:10,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:59:10,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:59:10,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:59:10,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:59:10,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 56 conjunts are in the unsatisfiable core [2022-11-16 08:59:10,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:59:10,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:59:10,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:59:10,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:59:10,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:59:10,990 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:59:10,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:59:11,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:59:11,232 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:59:11,256 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:59:11,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:59:11,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:59:11,283 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:59:11,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:59:11,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:59:11,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 08:59:11,413 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:59:11,414 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:59:11,751 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:59:11,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:59:11,753 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:59:21,767 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:59:32,042 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:59:32,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:59:32,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:59:32,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:59:32,220 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:59:32,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:59:32,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:59:32,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:59:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:59:32,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-16 08:59:32,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:59:32,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:59:32,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:59:32,314 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:59:32,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 08:59:32,323 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 08:59:32,331 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:59:32,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:59:32,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:59:32,621 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:59:32,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:59:32,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:59:32,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:59:32,655 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:59:32,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:59:32,796 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:59:32,805 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:59:32,806 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2022-11-16 08:59:32,842 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:59:32,845 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 08:59:33,455 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:59:33,456 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:59:33,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:59:39,653 WARN L233 SmtUtils]: Spent 6.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 08:59:40,665 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 08:59:40,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:59:40,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 08:59:40,693 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 08:59:40,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:59:40,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:59:40,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:59:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:59:40,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 56 conjunts are in the unsatisfiable core [2022-11-16 08:59:40,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:59:40,774 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 08:59:40,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:59:40,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 08:59:40,811 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:59:40,815 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 19 treesize of output 18 [2022-11-16 08:59:41,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:59:41,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 08:59:41,125 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:59:41,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:59:41,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:59:41,151 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:59:41,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:59:41,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 08:59:41,212 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:59:41,213 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 08:59:41,292 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:59:41,292 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2022-11-16 08:59:41,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 175 [2022-11-16 08:59:41,965 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:59:41,966 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:59:41,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 08:59:52,273 WARN L233 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:00:02,278 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:00:07,591 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:00:07,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:00:07,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 09:00:07,616 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 09:00:07,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 09:00:07,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:00:07,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:00:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:00:07,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 57 conjunts are in the unsatisfiable core [2022-11-16 09:00:07,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 09:00:07,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 09:00:07,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:00:07,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 09:00:07,719 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 09:00:07,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:00:07,732 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 09:00:07,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:00:07,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 09:00:07,980 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:00:07,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:00:07,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:00:07,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:00:07,997 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:00:07,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:00:08,039 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 09:00:08,047 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:00:08,048 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2022-11-16 09:00:08,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 09:00:08,102 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:00:08,104 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 09:00:08,517 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:00:08,518 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:00:08,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 09:00:14,181 WARN L233 SmtUtils]: Spent 5.50s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:00:24,187 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:00:34,317 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:00:34,729 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 09:00:34,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:00:34,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 09:00:34,762 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 09:00:34,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 09:00:34,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:00:34,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:00:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:00:34,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 57 conjunts are in the unsatisfiable core [2022-11-16 09:00:34,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 09:00:34,837 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 09:00:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:00:34,861 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 19 treesize of output 23 [2022-11-16 09:00:34,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 09:00:34,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:00:34,874 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:00:35,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:00:35,098 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 09:00:35,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:00:35,111 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:00:35,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:00:35,126 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:00:35,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:00:35,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:00:35,170 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 09:00:35,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 09:00:35,219 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:00:35,221 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 09:00:35,673 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:00:35,674 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:00:35,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 09:00:49,124 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:01:03,119 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:01:04,249 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 09:01:04,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:01:04,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 09:01:04,276 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 09:01:04,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 09:01:04,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:01:04,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:01:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:01:04,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 09:01:04,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 09:01:04,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 09:01:04,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:04,373 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 09:01:04,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:01:04,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 09:01:04,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:04,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 09:01:04,627 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:04,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:04,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:01:04,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:04,645 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:04,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:01:04,682 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:01:04,683 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2022-11-16 09:01:04,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 09:01:04,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 175 [2022-11-16 09:01:05,115 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:05,117 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:05,117 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 09:01:14,134 WARN L233 SmtUtils]: Spent 8.40s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:01:14,143 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 09:01:14,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:01:14,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 09:01:14,201 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 09:01:14,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 09:01:14,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:01:14,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:01:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:01:14,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 09:01:14,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 09:01:14,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 09:01:14,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:14,314 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 09:01:14,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 09:01:14,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:01:14,327 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 09:01:14,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:14,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 09:01:14,558 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:14,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:14,562 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:01:14,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:14,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:14,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:01:14,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 09:01:14,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 175 [2022-11-16 09:01:15,151 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:15,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:15,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 09:01:21,145 WARN L233 SmtUtils]: Spent 5.69s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:01:21,186 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 09:01:21,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:01:21,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 09:01:21,213 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 09:01:21,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 09:01:21,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:01:21,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:01:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:01:21,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2022-11-16 09:01:21,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 09:01:21,295 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 09:01:21,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:21,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 09:01:21,322 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 09:01:21,326 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:01:21,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:01:21,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:21,622 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 09:01:21,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:21,637 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:21,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:01:21,652 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:21,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:21,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:01:21,711 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:01:21,712 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 09:01:21,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 09:01:22,248 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:22,249 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:22,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 09:01:36,341 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:01:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:01:36,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:01:36,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 09:01:36,574 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 09:01:36,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 09:01:36,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:01:36,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:01:36,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:01:36,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 09:01:36,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 09:01:36,652 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 09:01:36,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:36,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 09:01:36,677 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 20 treesize of output 20 [2022-11-16 09:01:36,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:01:36,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:01:36,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:36,920 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 09:01:36,934 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:36,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:36,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:01:36,950 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:36,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:01:36,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:01:37,009 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:01:37,010 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 09:01:37,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 43 [2022-11-16 09:01:37,428 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:37,429 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:01:37,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 09:01:47,453 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:01:57,458 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:02:07,606 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:02:11,454 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:02:11,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:02:11,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 09:02:11,485 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 09:02:11,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 09:02:11,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:02:11,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:02:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:02:11,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 09:02:11,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 09:02:11,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 09:02:11,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:02:11,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 09:02:11,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 09:02:11,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:02:11,595 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 09:02:11,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:02:11,856 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 09:02:11,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:02:11,871 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:02:11,871 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:02:11,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:02:11,886 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:02:11,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:02:11,903 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:02:11,904 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 09:02:11,957 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:02:11,960 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 09:02:12,375 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:02:12,376 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:02:12,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 09:02:22,388 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:02:32,468 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:02:42,628 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:02:52,661 WARN L233 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:02:53,919 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:02:53,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:02:53,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 09:02:53,962 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 09:02:53,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 09:02:53,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:02:53,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:02:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:02:54,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 09:02:54,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 09:02:54,035 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 09:02:54,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:02:54,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 09:02:54,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:02:54,068 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 09:02:54,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:02:54,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 09:02:54,289 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:02:54,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:02:54,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:02:54,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:02:54,306 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:02:54,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:02:54,327 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:02:54,327 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 09:02:54,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 175 [2022-11-16 09:02:54,823 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:02:54,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:02:54,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 09:03:09,997 WARN L233 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:03:10,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:03:10,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:03:10,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 09:03:10,284 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 09:03:10,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 09:03:10,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:03:10,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:03:10,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:03:10,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2022-11-16 09:03:10,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 09:03:10,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 09:03:10,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:10,384 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 19 treesize of output 23 [2022-11-16 09:03:10,387 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 20 treesize of output 20 [2022-11-16 09:03:10,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:03:10,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:03:10,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:10,600 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 09:03:10,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:10,615 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:10,616 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:03:10,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:10,631 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:10,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:03:10,659 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:03:10,660 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 09:03:10,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 15 [2022-11-16 09:03:11,210 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:11,211 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:11,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 09:03:21,359 WARN L233 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-16 09:03:21,413 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:03:21,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:03:21,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 09:03:21,454 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 09:03:21,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 09:03:21,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:03:21,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:03:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:03:21,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-16 09:03:21,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 09:03:21,538 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 09:03:21,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:21,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 09:03:21,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 09:03:21,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:03:21,585 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 8 treesize of output 7 [2022-11-16 09:03:21,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:21,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 09:03:21,891 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:21,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:21,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:03:21,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:21,927 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:21,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:03:21,959 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:03:21,960 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 09:03:22,027 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 09:03:22,034 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:03:22,037 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 09:03:22,397 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:22,398 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:22,399 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 09:03:26,756 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:03:26,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:03:26,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 09:03:26,786 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 09:03:26,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 09:03:26,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:03:26,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:03:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:03:26,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 57 conjunts are in the unsatisfiable core [2022-11-16 09:03:26,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 09:03:26,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 09:03:26,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:26,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 09:03:26,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-11-16 09:03:26,890 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 09:03:26,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:03:27,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:27,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 09:03:27,117 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:27,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:27,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:03:27,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:27,135 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:27,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:03:27,208 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:03:27,209 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-11-16 09:03:27,230 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:03:27,233 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2022-11-16 09:03:27,610 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:27,611 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:27,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2022-11-16 09:03:31,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:03:31,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:03:31,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 33 states and 61 transitions. [2022-11-16 09:03:31,400 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-11-16 09:03:31,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 09:03:31,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:03:31,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:03:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:03:31,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-16 09:03:31,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 09:03:31,489 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 09:03:31,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:31,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-11-16 09:03:31,521 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 09:03:31,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 09:03:31,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:31,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 99 [2022-11-16 09:03:31,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:31,773 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:31,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:03:31,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 09:03:31,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:31,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 101 [2022-11-16 09:03:31,841 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 09:03:31,842 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-11-16 09:03:31,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 175 [2022-11-16 09:03:32,231 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:32,232 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 09:03:32,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19