./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:31:44,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:31:44,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:31:44,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:31:44,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:31:44,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:31:44,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:31:44,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:31:44,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:31:44,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:31:44,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:31:44,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:31:44,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:31:44,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:31:44,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:31:44,860 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:31:44,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:31:44,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:31:44,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:31:44,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:31:44,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:31:44,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:31:44,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:31:44,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:31:44,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:31:44,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:31:44,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:31:44,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:31:44,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:31:44,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:31:44,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:31:44,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:31:44,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:31:44,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:31:44,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:31:44,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:31:44,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:31:44,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:31:44,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:31:44,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:31:44,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:31:44,891 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-21 01:31:44,917 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:31:44,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:31:44,920 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:31:44,921 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:31:44,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:31:44,922 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:31:44,925 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:31:44,926 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:31:44,926 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:31:44,926 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:31:44,926 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:31:44,927 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:31:44,927 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:31:44,927 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:31:44,927 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:31:44,928 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:31:44,928 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:31:44,928 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:31:44,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:31:44,930 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 01:31:44,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:31:44,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 01:31:44,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:31:44,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:31:44,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:31:44,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:31:44,933 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 01:31:44,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:31:44,933 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:31:44,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:31:44,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:31:44,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:31:44,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:31:44,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:31:44,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:31:44,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:31:44,936 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:31:44,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:31:44,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:31:44,936 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:31:44,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:31:44,937 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c [2021-11-21 01:31:45,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:31:45,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:31:45,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:31:45,257 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:31:45,258 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:31:45,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2021-11-21 01:31:45,327 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/data/7a120344b/d23fed26aefd47d09c42e7961f43e6ad/FLAG71c73c825 [2021-11-21 01:31:46,032 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:31:46,032 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2021-11-21 01:31:46,054 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/data/7a120344b/d23fed26aefd47d09c42e7961f43e6ad/FLAG71c73c825 [2021-11-21 01:31:46,231 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/data/7a120344b/d23fed26aefd47d09c42e7961f43e6ad [2021-11-21 01:31:46,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:31:46,235 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:31:46,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:31:46,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:31:46,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:31:46,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:31:46" (1/1) ... [2021-11-21 01:31:46,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12145b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:46, skipping insertion in model container [2021-11-21 01:31:46,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:31:46" (1/1) ... [2021-11-21 01:31:46,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:31:46,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:31:46,736 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[33021,33034] [2021-11-21 01:31:46,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[49681,49694] [2021-11-21 01:31:46,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:31:46,889 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:31:46,916 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[33021,33034] [2021-11-21 01:31:46,989 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[49681,49694] [2021-11-21 01:31:46,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:31:47,048 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:31:47,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:47 WrapperNode [2021-11-21 01:31:47,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:31:47,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:31:47,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:31:47,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:31:47,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:47" (1/1) ... [2021-11-21 01:31:47,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:47" (1/1) ... [2021-11-21 01:31:47,229 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1402 [2021-11-21 01:31:47,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:31:47,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:31:47,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:31:47,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:31:47,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:47" (1/1) ... [2021-11-21 01:31:47,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:47" (1/1) ... [2021-11-21 01:31:47,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:47" (1/1) ... [2021-11-21 01:31:47,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:47" (1/1) ... [2021-11-21 01:31:47,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:47" (1/1) ... [2021-11-21 01:31:47,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:47" (1/1) ... [2021-11-21 01:31:47,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:47" (1/1) ... [2021-11-21 01:31:47,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:31:47,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:31:47,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:31:47,426 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:31:47,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:47" (1/1) ... [2021-11-21 01:31:47,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:31:47,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:31:47,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:31:47,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:31:47,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 01:31:47,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 01:31:47,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 01:31:47,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:31:47,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 01:31:47,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 01:31:47,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:31:47,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:31:47,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:31:47,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:31:47,517 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 01:31:47,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:31:47,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:31:47,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:31:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:31:47,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:31:47,808 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:31:47,809 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:31:49,282 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:31:49,733 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:31:49,733 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-21 01:31:49,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:31:49 BoogieIcfgContainer [2021-11-21 01:31:49,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:31:49,741 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:31:49,741 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:31:49,745 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:31:49,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:31:46" (1/3) ... [2021-11-21 01:31:49,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6688ea54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:31:49, skipping insertion in model container [2021-11-21 01:31:49,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:31:47" (2/3) ... [2021-11-21 01:31:49,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6688ea54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:31:49, skipping insertion in model container [2021-11-21 01:31:49,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:31:49" (3/3) ... [2021-11-21 01:31:49,755 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test5-1.i [2021-11-21 01:31:49,761 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:31:49,762 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-21 01:31:49,811 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:31:49,818 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 01:31:49,818 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-21 01:31:49,840 INFO L276 IsEmpty]: Start isEmpty. Operand has 151 states, 135 states have (on average 1.8148148148148149) internal successors, (245), 142 states have internal predecessors, (245), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-21 01:31:49,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 01:31:49,845 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:31:49,846 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-21 01:31:49,846 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:31:49,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:31:49,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1544350828, now seen corresponding path program 1 times [2021-11-21 01:31:49,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:31:49,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787963555] [2021-11-21 01:31:49,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:31:49,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:31:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:31:50,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:31:50,020 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:31:50,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787963555] [2021-11-21 01:31:50,021 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787963555] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:31:50,022 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:31:50,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:31:50,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943446079] [2021-11-21 01:31:50,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:31:50,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:31:50,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:31:50,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:31:50,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:31:50,057 INFO L87 Difference]: Start difference. First operand has 151 states, 135 states have (on average 1.8148148148148149) internal successors, (245), 142 states have internal predecessors, (245), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:31:51,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:31:51,891 INFO L93 Difference]: Finished difference Result 441 states and 800 transitions. [2021-11-21 01:31:51,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:31:51,899 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-21 01:31:51,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:31:51,912 INFO L225 Difference]: With dead ends: 441 [2021-11-21 01:31:51,912 INFO L226 Difference]: Without dead ends: 290 [2021-11-21 01:31:51,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:31:51,920 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 149 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-21 01:31:51,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [160 Valid, 343 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-21 01:31:51,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-11-21 01:31:51,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 151. [2021-11-21 01:31:51,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 136 states have (on average 1.1911764705882353) internal successors, (162), 142 states have internal predecessors, (162), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-21 01:31:51,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 184 transitions. [2021-11-21 01:31:51,975 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 184 transitions. Word has length 6 [2021-11-21 01:31:51,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:31:51,976 INFO L470 AbstractCegarLoop]: Abstraction has 151 states and 184 transitions. [2021-11-21 01:31:51,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:31:51,976 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 184 transitions. [2021-11-21 01:31:51,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 01:31:51,980 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:31:51,980 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:31:51,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 01:31:51,981 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:31:51,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:31:51,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1038732643, now seen corresponding path program 1 times [2021-11-21 01:31:51,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:31:51,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143934609] [2021-11-21 01:31:51,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:31:51,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:31:52,007 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-21 01:31:52,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [38794847] [2021-11-21 01:31:52,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:31:52,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:31:52,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:31:52,013 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:31:52,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-21 01:31:52,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:31:52,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 01:31:52,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:31:52,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:31:52,570 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:31:52,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:31:52,715 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:31:52,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143934609] [2021-11-21 01:31:52,716 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-21 01:31:52,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [38794847] [2021-11-21 01:31:52,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [38794847] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:31:52,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [485600255] [2021-11-21 01:31:52,737 INFO L159 IcfgInterpreter]: Started Sifa with 61 locations of interest [2021-11-21 01:31:52,737 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 01:31:52,742 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 01:31:52,747 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 01:31:52,747 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 01:31:52,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:52,930 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-21 01:31:52,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-21 01:31:52,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:52,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-21 01:31:53,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:53,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:53,078 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-21 01:31:53,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2021-11-21 01:31:53,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:53,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-21 01:31:53,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:53,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-21 01:31:53,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:53,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:31:53,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:53,174 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-21 01:31:53,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 43 [2021-11-21 01:31:53,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:53,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:53,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:53,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:53,253 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-21 01:31:53,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-21 01:31:54,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-21 01:31:54,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-21 01:31:54,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-21 01:31:54,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:54,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-21 01:31:56,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-21 01:31:56,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-21 01:31:56,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-21 01:31:56,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:31:56,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-21 01:31:56,391 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 01:31:57,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [485600255] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:31:57,120 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-21 01:31:57,121 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2021-11-21 01:31:57,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816270066] [2021-11-21 01:31:57,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:31:57,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-21 01:31:57,123 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:31:57,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-21 01:31:57,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-21 01:31:57,124 INFO L87 Difference]: Start difference. First operand 151 states and 184 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:31:59,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:31:59,799 INFO L93 Difference]: Finished difference Result 313 states and 382 transitions. [2021-11-21 01:31:59,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 01:31:59,800 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-11-21 01:31:59,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:31:59,801 INFO L225 Difference]: With dead ends: 313 [2021-11-21 01:31:59,802 INFO L226 Difference]: Without dead ends: 164 [2021-11-21 01:31:59,803 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-21 01:31:59,804 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 10 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-21 01:31:59,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 412 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-11-21 01:31:59,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-11-21 01:31:59,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 161. [2021-11-21 01:31:59,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 146 states have (on average 1.178082191780822) internal successors, (172), 152 states have internal predecessors, (172), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-21 01:31:59,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 194 transitions. [2021-11-21 01:31:59,822 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 194 transitions. Word has length 61 [2021-11-21 01:31:59,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:31:59,823 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 194 transitions. [2021-11-21 01:31:59,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:31:59,823 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 194 transitions. [2021-11-21 01:31:59,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 01:31:59,826 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:31:59,826 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:31:59,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-21 01:32:00,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:32:00,037 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:32:00,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:32:00,038 INFO L85 PathProgramCache]: Analyzing trace with hash 216369794, now seen corresponding path program 1 times [2021-11-21 01:32:00,038 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:32:00,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854718887] [2021-11-21 01:32:00,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:00,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:32:00,058 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-21 01:32:00,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [195978468] [2021-11-21 01:32:00,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:00,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:32:00,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:32:00,060 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:32:00,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-21 01:32:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:32:00,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 01:32:00,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:32:00,578 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 01:32:00,578 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:32:00,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 01:32:00,839 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:32:00,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854718887] [2021-11-21 01:32:00,839 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-21 01:32:00,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [195978468] [2021-11-21 01:32:00,839 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [195978468] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:32:00,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [638008367] [2021-11-21 01:32:00,845 INFO L159 IcfgInterpreter]: Started Sifa with 71 locations of interest [2021-11-21 01:32:00,845 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 01:32:00,846 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 01:32:00,846 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 01:32:00,846 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 01:32:01,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:01,021 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-21 01:32:01,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2021-11-21 01:32:01,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:01,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:01,063 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-21 01:32:01,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-21 01:32:01,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:01,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:01,159 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-21 01:32:01,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2021-11-21 01:32:01,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:01,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:01,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:01,222 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-21 01:32:01,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-21 01:32:01,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:01,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:01,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-21 01:32:01,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:01,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-21 01:32:01,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:01,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-21 01:32:02,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:02,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:02,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:02,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-21 01:32:02,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:02,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:02,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:02,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-21 01:32:02,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-21 01:32:03,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-21 01:32:03,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-21 01:32:03,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-21 01:32:03,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-21 01:32:03,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 115 [2021-11-21 01:32:03,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,470 INFO L354 Elim1Store]: treesize reduction 202, result has 21.7 percent of original size [2021-11-21 01:32:03,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 127 treesize of output 163 [2021-11-21 01:32:03,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,542 INFO L354 Elim1Store]: treesize reduction 128, result has 14.1 percent of original size [2021-11-21 01:32:03,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 145 treesize of output 156 [2021-11-21 01:32:03,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-21 01:32:03,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:03,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-21 01:32:05,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-21 01:32:05,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-21 01:32:05,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-21 01:32:05,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-21 01:32:05,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-21 01:32:05,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-21 01:32:05,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 88 [2021-11-21 01:32:05,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-21 01:32:05,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:05,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,005 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-21 01:32:06,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 70 treesize of output 69 [2021-11-21 01:32:06,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-21 01:32:06,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 115 [2021-11-21 01:32:06,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,245 INFO L354 Elim1Store]: treesize reduction 194, result has 22.4 percent of original size [2021-11-21 01:32:06,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 13 case distinctions, treesize of input 127 treesize of output 163 [2021-11-21 01:32:06,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:06,311 INFO L354 Elim1Store]: treesize reduction 120, result has 14.9 percent of original size [2021-11-21 01:32:06,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 145 treesize of output 156 [2021-11-21 01:32:07,298 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 101 for LOIs [2021-11-21 01:32:07,550 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 01:32:08,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [638008367] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:32:08,756 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-21 01:32:08,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2021-11-21 01:32:08,757 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320949322] [2021-11-21 01:32:08,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:32:08,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-21 01:32:08,758 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:32:08,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-21 01:32:08,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-21 01:32:08,759 INFO L87 Difference]: Start difference. First operand 161 states and 194 transitions. Second operand has 13 states, 12 states have (on average 5.666666666666667) internal successors, (68), 11 states have internal predecessors, (68), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-21 01:32:15,711 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:32:16,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:32:16,544 INFO L93 Difference]: Finished difference Result 315 states and 384 transitions. [2021-11-21 01:32:16,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-21 01:32:16,545 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.666666666666667) internal successors, (68), 11 states have internal predecessors, (68), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 74 [2021-11-21 01:32:16,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:32:16,546 INFO L225 Difference]: With dead ends: 315 [2021-11-21 01:32:16,546 INFO L226 Difference]: Without dead ends: 166 [2021-11-21 01:32:16,548 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-21 01:32:16,549 INFO L933 BasicCegarLoop]: 158 mSDtfsCounter, 7 mSDsluCounter, 493 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 86 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2021-11-21 01:32:16,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 631 Invalid, 337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 240 Invalid, 1 Unknown, 86 Unchecked, 7.8s Time] [2021-11-21 01:32:16,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2021-11-21 01:32:16,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2021-11-21 01:32:16,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 150 states have (on average 1.1733333333333333) internal successors, (176), 156 states have internal predecessors, (176), 12 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (12), 7 states have call predecessors, (12), 12 states have call successors, (12) [2021-11-21 01:32:16,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 200 transitions. [2021-11-21 01:32:16,569 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 200 transitions. Word has length 74 [2021-11-21 01:32:16,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:32:16,569 INFO L470 AbstractCegarLoop]: Abstraction has 166 states and 200 transitions. [2021-11-21 01:32:16,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.666666666666667) internal successors, (68), 11 states have internal predecessors, (68), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-21 01:32:16,570 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 200 transitions. [2021-11-21 01:32:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 01:32:16,573 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:32:16,573 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:32:16,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-21 01:32:16,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:32:16,793 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:32:16,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:32:16,793 INFO L85 PathProgramCache]: Analyzing trace with hash 2126701724, now seen corresponding path program 1 times [2021-11-21 01:32:16,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:32:16,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887278148] [2021-11-21 01:32:16,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:16,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:32:16,837 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-21 01:32:16,838 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [527179467] [2021-11-21 01:32:16,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:16,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:32:16,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:32:16,840 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:32:16,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecd78784-47a7-4ba8-af4e-2aa577bb720f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-21 01:32:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:32:17,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 01:32:17,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:32:17,287 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 01:32:17,287 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:32:17,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 01:32:17,471 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:32:17,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887278148] [2021-11-21 01:32:17,472 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-21 01:32:17,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [527179467] [2021-11-21 01:32:17,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [527179467] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:32:17,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1718207146] [2021-11-21 01:32:17,477 INFO L159 IcfgInterpreter]: Started Sifa with 71 locations of interest [2021-11-21 01:32:17,477 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 01:32:17,478 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 01:32:17,478 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 01:32:17,478 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 01:32:17,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,593 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-21 01:32:17,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-21 01:32:17,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-21 01:32:17,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,689 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-21 01:32:17,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2021-11-21 01:32:17,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-21 01:32:17,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:17,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,764 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-21 01:32:17,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 43 [2021-11-21 01:32:17,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-21 01:32:17,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:17,858 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-21 01:32:17,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-21 01:32:19,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-21 01:32:19,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 67 [2021-11-21 01:32:19,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-21 01:32:19,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-21 01:32:19,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-21 01:32:19,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-21 01:32:19,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 88 [2021-11-21 01:32:19,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-21 01:32:19,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,582 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-21 01:32:19,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 70 treesize of output 69 [2021-11-21 01:32:19,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 115 [2021-11-21 01:32:19,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,733 INFO L354 Elim1Store]: treesize reduction 194, result has 22.4 percent of original size [2021-11-21 01:32:19,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 13 case distinctions, treesize of input 127 treesize of output 163 [2021-11-21 01:32:19,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,790 INFO L354 Elim1Store]: treesize reduction 120, result has 14.9 percent of original size [2021-11-21 01:32:19,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 145 treesize of output 156 [2021-11-21 01:32:19,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:19,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-21 01:32:20,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-21 01:32:20,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 01:32:20,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-21 01:32:20,450 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-21 01:32:20,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 97 [2021-11-21 01:32:20,477 INFO L354 Elim1Store]: treesize reduction 34, result has 22.7 percent of original size [2021-11-21 01:32:20,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 94 treesize of output 93 [2021-11-21 01:32:20,496 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-21 01:32:20,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 90 treesize of output 89 [2021-11-21 01:32:20,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-21 01:32:20,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-21 01:32:20,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 01:32:20,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-21 01:32:20,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 26 [2021-11-21 01:32:20,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:20,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-21 01:32:21,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 26 [2021-11-21 01:32:21,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-21 01:32:21,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:21,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-21 01:32:27,014 WARN L227 SmtUtils]: Spent 5.65s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-21 01:32:27,015 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-21 01:32:27,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 2847 treesize of output 2324 [2021-11-21 01:32:27,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:35,594 WARN L227 SmtUtils]: Spent 8.55s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-21 01:32:35,594 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-21 01:32:35,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2948 treesize of output 2666 [2021-11-21 01:32:44,303 WARN L227 SmtUtils]: Spent 8.58s on a formula simplification. DAG size of input: 252 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-21 01:32:44,304 INFO L354 Elim1Store]: treesize reduction 2662, result has 30.3 percent of original size [2021-11-21 01:32:44,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 2852 treesize of output 2682 [2021-11-21 01:32:44,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:44,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:44,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:45,903 INFO L354 Elim1Store]: treesize reduction 188, result has 20.0 percent of original size [2021-11-21 01:32:45,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 25950 treesize of output 25981 [2021-11-21 01:32:46,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:46,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:46,758 INFO L354 Elim1Store]: treesize reduction 126, result has 17.1 percent of original size [2021-11-21 01:32:46,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 25960 treesize of output 25974 [2021-11-21 01:32:48,575 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:32:48,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:48,861 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-21 01:32:48,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-21 01:32:49,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:49,535 INFO L354 Elim1Store]: treesize reduction 11, result has 56.0 percent of original size [2021-11-21 01:32:49,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 44 [2021-11-21 01:32:50,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:50,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:50,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:50,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:50,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 728 treesize of output 366 [2021-11-21 01:32:50,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:32:51,318 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:32:51,600 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:32:51,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:51,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:51,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:51,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:51,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:51,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:52,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:52,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:52,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 749 treesize of output 369 [2021-11-21 01:32:52,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:32:52,804 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:32:53,040 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:32:53,574 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:32:53,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:53,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:53,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:53,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:53,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:53,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:53,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:53,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:54,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 817 treesize of output 369 [2021-11-21 01:32:54,731 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:32:54,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:32:55,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:55,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:55,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:55,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:55,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:55,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:55,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:55,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:55,342 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-11-21 01:32:55,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 805 treesize of output 369 [2021-11-21 01:32:56,223 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:56,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:56,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:56,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:56,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:56,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:56,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:56,393 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-21 01:32:56,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 815 treesize of output 411 [2021-11-21 01:32:56,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:56,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:56,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:56,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:56,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:56,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:56,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:56,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:56,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:56,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 815 treesize of output 365 [2021-11-21 01:32:57,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:57,188 INFO L244 Elim1Store]: Index analysis took 143 ms [2021-11-21 01:32:58,065 INFO L354 Elim1Store]: treesize reduction 1310, result has 28.9 percent of original size [2021-11-21 01:32:58,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 826 treesize of output 904 [2021-11-21 01:32:59,803 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:59,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:59,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:59,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:59,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:59,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:59,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:59,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:59,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:59,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:59,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:59,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:32:59,962 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:32:59,962 INFO L244 Elim1Store]: Index analysis took 160 ms [2021-11-21 01:32:59,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1221 treesize of output 767 [2021-11-21 01:33:00,858 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:33:01,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:01,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:01,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:01,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:01,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 794 treesize of output 362 [2021-11-21 01:33:01,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:01,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:01,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:01,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:02,159 INFO L354 Elim1Store]: treesize reduction 791, result has 31.4 percent of original size [2021-11-21 01:33:02,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 805 treesize of output 731 [2021-11-21 01:33:02,573 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:33:04,431 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:33:04,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:04,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:04,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:04,882 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:04,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:04,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:04,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:04,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:04,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 817 treesize of output 369 [2021-11-21 01:33:06,074 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:33:06,514 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:06,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:06,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:06,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:06,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 796 treesize of output 366 [2021-11-21 01:33:07,095 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:33:07,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:07,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:07,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:07,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:07,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:07,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:07,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:07,599 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-21 01:33:07,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 817 treesize of output 369