./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_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_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/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_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/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_186f1811-9216-4295-91c6-ca1fba41456f/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 9fd228108b00a337c799c923821cefd2f3f25ea1b43eb489705884efe2b6ca03 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:46:42,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:46:42,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:46:43,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:46:43,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:46:43,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:46:43,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:46:43,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:46:43,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:46:43,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:46:43,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:46:43,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:46:43,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:46:43,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:46:43,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:46:43,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:46:43,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:46:43,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:46:43,079 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:46:43,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:46:43,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:46:43,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:46:43,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:46:43,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:46:43,091 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:46:43,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:46:43,092 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:46:43,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:46:43,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:46:43,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:46:43,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:46:43,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:46:43,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:46:43,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:46:43,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:46:43,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:46:43,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:46:43,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:46:43,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:46:43,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:46:43,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:46:43,105 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-21 01:46:43,131 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:46:43,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:46:43,132 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:46:43,132 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:46:43,133 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:46:43,133 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:46:43,133 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:46:43,133 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:46:43,134 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:46:43,134 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:46:43,134 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:46:43,141 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:46:43,141 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:46:43,142 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:46:43,142 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:46:43,142 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:46:43,142 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:46:43,142 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:46:43,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:46:43,144 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 01:46:43,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:46:43,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 01:46:43,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:46:43,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:46:43,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:46:43,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:46:43,145 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 01:46:43,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:46:43,146 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:46:43,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:46:43,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:46:43,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:46:43,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:46:43,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:46:43,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:46:43,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:46:43,149 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:46:43,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:46:43,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:46:43,150 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:46:43,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:46:43,150 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_186f1811-9216-4295-91c6-ca1fba41456f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fd228108b00a337c799c923821cefd2f3f25ea1b43eb489705884efe2b6ca03 [2021-11-21 01:46:43,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:46:43,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:46:43,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:46:43,442 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:46:43,443 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:46:43,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i [2021-11-21 01:46:43,517 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/data/935ca3813/6d8bb56e932f4a6a825b5c7150ba4396/FLAGb8e989062 [2021-11-21 01:46:44,147 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:46:44,148 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i [2021-11-21 01:46:44,168 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/data/935ca3813/6d8bb56e932f4a6a825b5c7150ba4396/FLAGb8e989062 [2021-11-21 01:46:44,370 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/data/935ca3813/6d8bb56e932f4a6a825b5c7150ba4396 [2021-11-21 01:46:44,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:46:44,374 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:46:44,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:46:44,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:46:44,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:46:44,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:46:44" (1/1) ... [2021-11-21 01:46:44,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7409818f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:44, skipping insertion in model container [2021-11-21 01:46:44,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:46:44" (1/1) ... [2021-11-21 01:46:44,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:46:44,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:46:44,929 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_186f1811-9216-4295-91c6-ca1fba41456f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[33021,33034] [2021-11-21 01:46:45,063 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_186f1811-9216-4295-91c6-ca1fba41456f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[49681,49694] [2021-11-21 01:46:45,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:46:45,092 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:46:45,135 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_186f1811-9216-4295-91c6-ca1fba41456f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[33021,33034] [2021-11-21 01:46:45,237 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_186f1811-9216-4295-91c6-ca1fba41456f/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[49681,49694] [2021-11-21 01:46:45,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:46:45,288 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:46:45,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:45 WrapperNode [2021-11-21 01:46:45,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:46:45,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:46:45,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:46:45,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:46:45,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:45" (1/1) ... [2021-11-21 01:46:45,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:45" (1/1) ... [2021-11-21 01:46:45,518 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1402 [2021-11-21 01:46:45,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:46:45,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:46:45,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:46:45,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:46:45,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:45" (1/1) ... [2021-11-21 01:46:45,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:45" (1/1) ... [2021-11-21 01:46:45,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:45" (1/1) ... [2021-11-21 01:46:45,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:45" (1/1) ... [2021-11-21 01:46:45,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:45" (1/1) ... [2021-11-21 01:46:45,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:45" (1/1) ... [2021-11-21 01:46:45,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:45" (1/1) ... [2021-11-21 01:46:45,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:46:45,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:46:45,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:46:45,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:46:45,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:45" (1/1) ... [2021-11-21 01:46:45,672 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:46:45,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:46:45,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:46:45,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:46:45,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 01:46:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 01:46:45,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 01:46:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:46:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 01:46:45,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 01:46:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:46:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:46:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:46:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:46:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 01:46:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:46:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:46:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:46:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:46:45,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:46:45,993 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:46:45,995 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:46:47,718 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:46:48,282 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:46:48,282 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-21 01:46:48,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:46:48 BoogieIcfgContainer [2021-11-21 01:46:48,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:46:48,289 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:46:48,289 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:46:48,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:46:48,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:46:44" (1/3) ... [2021-11-21 01:46:48,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@466e7c0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:46:48, skipping insertion in model container [2021-11-21 01:46:48,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:46:45" (2/3) ... [2021-11-21 01:46:48,295 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@466e7c0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:46:48, skipping insertion in model container [2021-11-21 01:46:48,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:46:48" (3/3) ... [2021-11-21 01:46:48,297 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test5-1.i [2021-11-21 01:46:48,303 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:46:48,303 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-21 01:46:48,359 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:46:48,367 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 01:46:48,368 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-21 01:46:48,393 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 01:46:48,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 01:46:48,398 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:46:48,399 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-21 01:46:48,399 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:46:48,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:46:48,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1544350828, now seen corresponding path program 1 times [2021-11-21 01:46:48,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:46:48,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276236525] [2021-11-21 01:46:48,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:46:48,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:46:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:46:48,645 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 01:46:48,645 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:46:48,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276236525] [2021-11-21 01:46:48,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276236525] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:46:48,647 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:46:48,647 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:46:48,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088185956] [2021-11-21 01:46:48,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:46:48,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:46:48,655 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:46:48,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:46:48,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:46:48,695 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 01:46:50,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:46:50,854 INFO L93 Difference]: Finished difference Result 441 states and 800 transitions. [2021-11-21 01:46:50,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:46:50,861 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 01:46:50,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:46:50,877 INFO L225 Difference]: With dead ends: 441 [2021-11-21 01:46:50,877 INFO L226 Difference]: Without dead ends: 290 [2021-11-21 01:46:50,882 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 01:46:50,886 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 149 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s 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, 2.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:46:50,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [160 Valid, 343 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-21 01:46:50,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-11-21 01:46:50,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 151. [2021-11-21 01:46:50,969 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 01:46:50,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 184 transitions. [2021-11-21 01:46:50,973 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 184 transitions. Word has length 6 [2021-11-21 01:46:50,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:46:50,974 INFO L470 AbstractCegarLoop]: Abstraction has 151 states and 184 transitions. [2021-11-21 01:46:50,974 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 01:46:50,975 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 184 transitions. [2021-11-21 01:46:50,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 01:46:50,979 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:46:50,980 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 01:46:50,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 01:46:50,980 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:46:50,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:46:50,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1038732643, now seen corresponding path program 1 times [2021-11-21 01:46:50,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:46:50,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367180614] [2021-11-21 01:46:50,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:46:50,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:46:51,013 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-21 01:46:51,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [546675114] [2021-11-21 01:46:51,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:46:51,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:46:51,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:46:51,017 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:46:51,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-21 01:46:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:46:51,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 01:46:51,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:46:51,600 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 01:46:51,600 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:46:51,777 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 01:46:51,778 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:46:51,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367180614] [2021-11-21 01:46:51,782 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-21 01:46:51,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [546675114] [2021-11-21 01:46:51,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [546675114] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:46:51,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [899259618] [2021-11-21 01:46:51,823 INFO L159 IcfgInterpreter]: Started Sifa with 61 locations of interest [2021-11-21 01:46:51,824 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 01:46:51,829 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 01:46:51,835 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 01:46:51,835 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 01:46:52,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:52,030 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-21 01:46:52,031 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 01:46:52,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:52,087 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 01:46:52,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:52,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:52,212 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-21 01:46:52,213 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 01:46:52,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:52,260 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 01:46:52,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:52,311 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 01:46:52,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:52,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:46:52,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:52,360 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-21 01:46:52,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 01:46:52,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:52,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:52,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:52,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:52,466 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-21 01:46:52,467 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 01:46:54,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,045 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 01:46:54,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,163 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 01:46:54,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,192 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 01:46:54,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:54,299 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 01:46:55,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,588 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 01:46:55,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,619 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 01:46:55,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,692 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 01:46:55,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:46:55,764 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 01:46:55,808 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 01:46:56,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [899259618] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:46:56,513 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-21 01:46:56,513 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2021-11-21 01:46:56,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930627025] [2021-11-21 01:46:56,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:46:56,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-21 01:46:56,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:46:56,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-21 01:46:56,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-21 01:46:56,517 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 01:46:59,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:46:59,812 INFO L93 Difference]: Finished difference Result 313 states and 382 transitions. [2021-11-21 01:46:59,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 01:46:59,813 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 01:46:59,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:46:59,815 INFO L225 Difference]: With dead ends: 313 [2021-11-21 01:46:59,815 INFO L226 Difference]: Without dead ends: 164 [2021-11-21 01:46:59,816 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 01:46:59,818 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 10 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s 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, 3.3s IncrementalHoareTripleChecker+Time [2021-11-21 01:46:59,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 412 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2021-11-21 01:46:59,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-11-21 01:46:59,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 161. [2021-11-21 01:46:59,837 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 01:46:59,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 194 transitions. [2021-11-21 01:46:59,839 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 194 transitions. Word has length 61 [2021-11-21 01:46:59,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:46:59,840 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 194 transitions. [2021-11-21 01:46:59,840 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 01:46:59,840 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 194 transitions. [2021-11-21 01:46:59,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 01:46:59,844 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:46:59,844 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 01:46:59,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-21 01:47:00,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:47:00,059 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:47:00,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:47:00,060 INFO L85 PathProgramCache]: Analyzing trace with hash 216369794, now seen corresponding path program 1 times [2021-11-21 01:47:00,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:47:00,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666170366] [2021-11-21 01:47:00,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:47:00,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:47:00,105 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-21 01:47:00,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1402550022] [2021-11-21 01:47:00,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:47:00,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:47:00,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:47:00,123 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:47:00,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-21 01:47:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:47:00,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 01:47:00,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:47:00,601 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 01:47:00,601 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:47:00,831 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 01:47:00,831 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:47:00,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666170366] [2021-11-21 01:47:00,832 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-21 01:47:00,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1402550022] [2021-11-21 01:47:00,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1402550022] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:47:00,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1237905317] [2021-11-21 01:47:00,838 INFO L159 IcfgInterpreter]: Started Sifa with 71 locations of interest [2021-11-21 01:47:00,838 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 01:47:00,839 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 01:47:00,839 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 01:47:00,840 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 01:47:00,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:00,978 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-21 01:47:00,978 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 01:47:00,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:00,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:01,012 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-21 01:47:01,013 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 01:47:01,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:01,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:01,093 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-21 01:47:01,094 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 01:47:01,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:01,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:01,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:01,154 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-21 01:47:01,155 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 01:47:01,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:01,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:47:01,220 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 01:47:01,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:01,262 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 01:47:01,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:01,293 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 01:47:02,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,676 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 01:47:02,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,762 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 01:47:02,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,842 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 01:47:02,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:02,866 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 01:47:03,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,027 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 01:47:03,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,070 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 01:47:03,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,103 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 01:47:03,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,224 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 01:47:03,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,349 INFO L354 Elim1Store]: treesize reduction 202, result has 21.7 percent of original size [2021-11-21 01:47:03,349 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 01:47:03,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,426 INFO L354 Elim1Store]: treesize reduction 128, result has 14.1 percent of original size [2021-11-21 01:47:03,426 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 01:47:03,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,596 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 01:47:03,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:03,690 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 01:47:05,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,648 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 01:47:05,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,728 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 01:47:05,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,757 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 01:47:05,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,807 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 01:47:05,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,859 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 01:47:05,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,946 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 01:47:05,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:05,986 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 01:47:05,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,010 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 01:47:06,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,095 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-21 01:47:06,095 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 01:47:06,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,135 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 01:47:06,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,205 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 01:47:06,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,291 INFO L354 Elim1Store]: treesize reduction 194, result has 22.4 percent of original size [2021-11-21 01:47:06,291 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 01:47:06,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:06,373 INFO L354 Elim1Store]: treesize reduction 120, result has 14.9 percent of original size [2021-11-21 01:47:06,374 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 01:47:07,428 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 101 for LOIs [2021-11-21 01:47:07,721 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 01:47:09,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1237905317] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:47:09,105 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-21 01:47:09,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2021-11-21 01:47:09,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292619210] [2021-11-21 01:47:09,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:47:09,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-21 01:47:09,106 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:47:09,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-21 01:47:09,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-21 01:47:09,107 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 01:47:15,279 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:47:17,302 WARN L515 Checker$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 01:47:17,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:47:17,938 INFO L93 Difference]: Finished difference Result 315 states and 384 transitions. [2021-11-21 01:47:17,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-21 01:47:17,939 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 01:47:17,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:47:17,941 INFO L225 Difference]: With dead ends: 315 [2021-11-21 01:47:17,941 INFO L226 Difference]: Without dead ends: 166 [2021-11-21 01:47:17,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-21 01:47:17,943 INFO L933 BasicCegarLoop]: 158 mSDtfsCounter, 7 mSDsluCounter, 493 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s 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, 8.8s IncrementalHoareTripleChecker+Time [2021-11-21 01:47:17,944 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 631 Invalid, 337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 240 Invalid, 1 Unknown, 86 Unchecked, 8.8s Time] [2021-11-21 01:47:17,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2021-11-21 01:47:17,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2021-11-21 01:47:17,963 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 01:47:17,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 200 transitions. [2021-11-21 01:47:17,964 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 200 transitions. Word has length 74 [2021-11-21 01:47:17,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:47:17,965 INFO L470 AbstractCegarLoop]: Abstraction has 166 states and 200 transitions. [2021-11-21 01:47:17,965 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 01:47:17,965 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 200 transitions. [2021-11-21 01:47:17,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 01:47:17,969 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:47:17,969 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 01:47:18,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-21 01:47:18,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:47:18,183 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:47:18,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:47:18,183 INFO L85 PathProgramCache]: Analyzing trace with hash 2126701724, now seen corresponding path program 1 times [2021-11-21 01:47:18,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:47:18,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926434169] [2021-11-21 01:47:18,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:47:18,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:47:18,201 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-21 01:47:18,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1534186645] [2021-11-21 01:47:18,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:47:18,202 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:47:18,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:47:18,203 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:47:18,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_186f1811-9216-4295-91c6-ca1fba41456f/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-21 01:47:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:47:18,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 01:47:18,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:47:18,674 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 01:47:18,674 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:47:18,872 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 01:47:18,872 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:47:18,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926434169] [2021-11-21 01:47:18,873 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-21 01:47:18,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1534186645] [2021-11-21 01:47:18,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1534186645] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:47:18,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1912991612] [2021-11-21 01:47:18,877 INFO L159 IcfgInterpreter]: Started Sifa with 71 locations of interest [2021-11-21 01:47:18,877 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 01:47:18,877 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 01:47:18,878 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 01:47:18,878 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 01:47:18,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:18,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:19,004 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-21 01:47:19,004 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 01:47:19,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:19,021 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 01:47:19,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:19,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:19,114 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-21 01:47:19,114 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 01:47:19,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:19,166 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 01:47:19,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:19,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:47:19,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:19,206 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-21 01:47:19,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 01:47:19,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:19,254 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 01:47:19,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:19,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:19,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:19,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:19,313 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-21 01:47:19,314 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 01:47:20,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,744 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 01:47:20,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,836 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 01:47:20,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,868 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 01:47:20,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,933 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 01:47:20,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:20,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 01:47:21,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 01:47:21,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,134 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 01:47:21,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,161 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 01:47:21,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,349 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-21 01:47:21,349 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 01:47:21,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,396 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 01:47:21,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,506 INFO L354 Elim1Store]: treesize reduction 194, result has 22.4 percent of original size [2021-11-21 01:47:21,506 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 01:47:21,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,575 INFO L354 Elim1Store]: treesize reduction 120, result has 14.9 percent of original size [2021-11-21 01:47:21,576 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 01:47:21,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:21,716 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 01:47:22,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 01:47:22,232 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 01:47:22,244 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 01:47:22,284 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-21 01:47:22,284 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 01:47:22,307 INFO L354 Elim1Store]: treesize reduction 34, result has 22.7 percent of original size [2021-11-21 01:47:22,307 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 01:47:22,331 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-21 01:47:22,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 01:47:22,404 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 01:47:22,412 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 01:47:22,422 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 01:47:22,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,565 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 01:47:22,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,593 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 01:47:22,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:22,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 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 01:47:23,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,066 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 01:47:23,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,199 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 01:47:23,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:23,254 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 01:47:33,276 WARN L227 SmtUtils]: Spent 9.86s 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 01:47:33,277 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-21 01:47:33,277 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 01:47:33,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:44,709 WARN L227 SmtUtils]: Spent 11.39s 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 01:47:44,709 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-21 01:47:44,710 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 01:47:57,169 WARN L227 SmtUtils]: Spent 12.25s 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 01:47:57,170 INFO L354 Elim1Store]: treesize reduction 2662, result has 30.3 percent of original size [2021-11-21 01:47:57,171 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 01:47:57,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:57,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:57,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:58,907 INFO L354 Elim1Store]: treesize reduction 188, result has 20.0 percent of original size [2021-11-21 01:47:58,908 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 01:47:59,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:47:59,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:00,298 INFO L354 Elim1Store]: treesize reduction 126, result has 17.1 percent of original size [2021-11-21 01:48:00,299 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 01:48:02,247 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:02,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:02,682 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-21 01:48:02,682 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 01:48:03,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:03,674 INFO L354 Elim1Store]: treesize reduction 11, result has 56.0 percent of original size [2021-11-21 01:48:03,675 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 01:48:04,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:04,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:04,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:04,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:04,549 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 01:48:05,338 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:05,807 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:06,115 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:06,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:06,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:06,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:06,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:06,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:06,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:06,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:06,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:06,666 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 01:48:07,195 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:07,716 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:07,934 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:08,633 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:09,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:09,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:09,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:09,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:09,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:09,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:09,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:09,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:09,172 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 01:48:10,126 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:10,323 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:10,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:10,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:10,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:10,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:10,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:10,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:10,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:10,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:10,800 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-11-21 01:48:10,805 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 01:48:11,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:11,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:11,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:11,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:11,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:11,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:11,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:11,869 INFO L244 Elim1Store]: Index analysis took 107 ms [2021-11-21 01:48:11,959 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-21 01:48:11,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 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 01:48:12,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:12,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:12,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:12,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:12,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:12,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:12,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:12,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:12,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:12,472 INFO L244 Elim1Store]: Index analysis took 126 ms [2021-11-21 01:48:12,473 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 01:48:12,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:12,972 INFO L244 Elim1Store]: Index analysis took 216 ms [2021-11-21 01:48:14,140 INFO L354 Elim1Store]: treesize reduction 1310, result has 28.9 percent of original size [2021-11-21 01:48:14,140 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 01:48:16,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:16,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:16,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:16,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:16,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:16,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:16,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:16,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:16,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:16,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:16,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:16,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:16,628 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:16,629 INFO L244 Elim1Store]: Index analysis took 262 ms [2021-11-21 01:48:16,631 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 01:48:17,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:18,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:18,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:18,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:18,064 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 01:48:18,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:18,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:18,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:18,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:18,688 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-21 01:48:19,349 INFO L354 Elim1Store]: treesize reduction 791, result has 31.4 percent of original size [2021-11-21 01:48:19,350 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 01:48:19,914 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:22,406 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:22,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:22,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:22,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:22,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:22,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:22,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:22,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:22,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:22,997 INFO L244 Elim1Store]: Index analysis took 122 ms [2021-11-21 01:48:22,999 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 01:48:24,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:24,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:24,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:24,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:24,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:24,890 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 01:48:25,619 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 01:48:26,256 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:26,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:26,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:48:26,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:26,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:26,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:26,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:48:26,360 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-21 01:48:26,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 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