./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 08:04:52,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:04:52,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:04:52,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:04:52,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:04:52,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:04:52,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:04:52,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:04:52,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:04:52,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:04:52,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:04:52,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:04:52,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:04:52,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:04:52,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:04:52,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:04:52,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:04:52,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:04:52,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:04:52,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:04:52,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:04:52,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:04:52,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:04:52,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:04:52,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:04:52,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:04:52,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:04:52,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:04:52,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:04:52,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:04:52,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:04:52,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:04:52,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:04:52,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:04:52,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:04:52,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:04:52,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:04:52,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:04:52,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:04:52,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:04:52,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:04:52,115 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-19 08:04:52,155 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:04:52,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:04:52,156 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:04:52,156 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:04:52,157 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:04:52,158 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:04:52,158 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:04:52,158 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:04:52,158 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:04:52,159 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:04:52,160 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:04:52,160 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:04:52,160 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:04:52,160 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:04:52,160 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:04:52,161 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:04:52,161 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:04:52,161 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:04:52,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:04:52,162 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 08:04:52,162 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:04:52,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:04:52,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 08:04:52,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:04:52,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:04:52,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:04:52,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:04:52,165 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 08:04:52,165 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 08:04:52,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:04:52,166 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:04:52,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:04:52,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:04:52,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:04:52,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:04:52,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:04:52,167 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:04:52,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:04:52,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:04:52,168 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:04:52,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:04:52,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:04:52,168 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:04:52,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 [2022-11-19 08:04:52,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:04:52,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:04:52,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:04:52,467 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:04:52,468 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:04:52,482 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2022-11-19 08:04:52,558 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/data/3524aa46a/d5f8a80e0a1140ea85446dea3de5953c/FLAG5086c76be [2022-11-19 08:04:53,084 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:04:53,085 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2022-11-19 08:04:53,102 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/data/3524aa46a/d5f8a80e0a1140ea85446dea3de5953c/FLAG5086c76be [2022-11-19 08:04:53,568 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/data/3524aa46a/d5f8a80e0a1140ea85446dea3de5953c [2022-11-19 08:04:53,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:04:53,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:04:53,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:04:53,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:04:53,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:04:53,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:53" (1/1) ... [2022-11-19 08:04:53,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@660be73c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:53, skipping insertion in model container [2022-11-19 08:04:53,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:53" (1/1) ... [2022-11-19 08:04:53,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:04:53,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:04:54,160 WARN L234 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_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2022-11-19 08:04:54,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:04:54,258 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 08:04:54,285 WARN L234 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_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2022-11-19 08:04:54,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:04:54,354 INFO L208 MainTranslator]: Completed translation [2022-11-19 08:04:54,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54 WrapperNode [2022-11-19 08:04:54,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:04:54,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 08:04:54,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 08:04:54,356 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 08:04:54,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54" (1/1) ... [2022-11-19 08:04:54,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54" (1/1) ... [2022-11-19 08:04:54,424 INFO L138 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 623 [2022-11-19 08:04:54,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 08:04:54,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 08:04:54,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 08:04:54,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 08:04:54,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54" (1/1) ... [2022-11-19 08:04:54,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54" (1/1) ... [2022-11-19 08:04:54,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54" (1/1) ... [2022-11-19 08:04:54,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54" (1/1) ... [2022-11-19 08:04:54,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54" (1/1) ... [2022-11-19 08:04:54,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54" (1/1) ... [2022-11-19 08:04:54,514 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54" (1/1) ... [2022-11-19 08:04:54,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54" (1/1) ... [2022-11-19 08:04:54,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 08:04:54,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 08:04:54,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 08:04:54,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 08:04:54,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54" (1/1) ... [2022-11-19 08:04:54,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:04:54,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:04:54,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 08:04:54,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 08:04:54,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 08:04:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-19 08:04:54,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-19 08:04:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 08:04:54,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 08:04:54,618 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 08:04:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 08:04:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 08:04:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 08:04:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 08:04:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 08:04:54,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 08:04:54,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 08:04:54,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 08:04:54,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 08:04:54,815 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 08:04:54,824 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 08:04:55,939 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 08:04:56,242 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 08:04:56,242 INFO L300 CfgBuilder]: Removed 31 assume(true) statements. [2022-11-19 08:04:56,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:56 BoogieIcfgContainer [2022-11-19 08:04:56,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 08:04:56,249 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 08:04:56,249 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 08:04:56,252 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 08:04:56,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:04:53" (1/3) ... [2022-11-19 08:04:56,253 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75a7a2ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:04:56, skipping insertion in model container [2022-11-19 08:04:56,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:54" (2/3) ... [2022-11-19 08:04:56,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75a7a2ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:04:56, skipping insertion in model container [2022-11-19 08:04:56,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:56" (3/3) ... [2022-11-19 08:04:56,257 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test1-1.i [2022-11-19 08:04:56,286 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 08:04:56,288 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-19 08:04:56,365 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 08:04:56,377 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@31ac8fa5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 08:04:56,378 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-19 08:04:56,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 67 states have (on average 1.8059701492537314) internal successors, (121), 83 states have internal predecessors, (121), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-19 08:04:56,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-19 08:04:56,388 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:04:56,389 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2022-11-19 08:04:56,390 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-19 08:04:56,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:04:56,397 INFO L85 PathProgramCache]: Analyzing trace with hash 531335, now seen corresponding path program 1 times [2022-11-19 08:04:56,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:04:56,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866254315] [2022-11-19 08:04:56,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:04:56,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:04:56,535 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 08:04:56,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [228412021] [2022-11-19 08:04:56,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:04:56,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:04:56,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:04:56,545 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:04:56,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 08:04:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:04:56,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 08:04:56,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:04:56,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 08:04:56,770 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 08:04:56,770 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:04:56,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866254315] [2022-11-19 08:04:56,771 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 08:04:56,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [228412021] [2022-11-19 08:04:56,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [228412021] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:04:56,772 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:04:56,772 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-19 08:04:56,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180656046] [2022-11-19 08:04:56,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:04:56,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:04:56,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:04:56,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:04:56,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:04:56,820 INFO L87 Difference]: Start difference. First operand has 89 states, 67 states have (on average 1.8059701492537314) internal successors, (121), 83 states have internal predecessors, (121), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2022-11-19 08:04:58,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:04:58,220 INFO L93 Difference]: Finished difference Result 230 states and 388 transitions. [2022-11-19 08:04:58,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:04:58,230 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 3 [2022-11-19 08:04:58,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:04:58,239 INFO L225 Difference]: With dead ends: 230 [2022-11-19 08:04:58,239 INFO L226 Difference]: Without dead ends: 141 [2022-11-19 08:04:58,244 INFO L412 NwaCegarLoop]: 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 [2022-11-19 08:04:58,248 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 54 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-19 08:04:58,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 203 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-19 08:04:58,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2022-11-19 08:04:58,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 89. [2022-11-19 08:04:58,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 69 states have (on average 1.318840579710145) internal successors, (91), 83 states have internal predecessors, (91), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-19 08:04:58,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 117 transitions. [2022-11-19 08:04:58,294 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 117 transitions. Word has length 3 [2022-11-19 08:04:58,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:04:58,294 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 117 transitions. [2022-11-19 08:04:58,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2022-11-19 08:04:58,295 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2022-11-19 08:04:58,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-19 08:04:58,296 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:04:58,297 INFO L195 NwaCegarLoop]: 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] [2022-11-19 08:04:58,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-19 08:04:58,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:04:58,502 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-19 08:04:58,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:04:58,503 INFO L85 PathProgramCache]: Analyzing trace with hash 372678044, now seen corresponding path program 1 times [2022-11-19 08:04:58,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:04:58,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584534461] [2022-11-19 08:04:58,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:04:58,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:04:58,685 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 08:04:58,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1363074304] [2022-11-19 08:04:58,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:04:58,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:04:58,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:04:58,695 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:04:58,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 08:04:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:04:59,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 1548 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 08:04:59,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:04:59,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 08:04:59,623 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 08:04:59,623 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:04:59,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584534461] [2022-11-19 08:04:59,624 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 08:04:59,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1363074304] [2022-11-19 08:04:59,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1363074304] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:04:59,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:04:59,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 08:04:59,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101006627] [2022-11-19 08:04:59,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:04:59,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:04:59,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:04:59,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:04:59,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:04:59,627 INFO L87 Difference]: Start difference. First operand 89 states and 117 transitions. Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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) [2022-11-19 08:05:01,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 08:05:02,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:05:02,538 INFO L93 Difference]: Finished difference Result 141 states and 177 transitions. [2022-11-19 08:05:02,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:05:02,545 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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 27 [2022-11-19 08:05:02,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:05:02,547 INFO L225 Difference]: With dead ends: 141 [2022-11-19 08:05:02,547 INFO L226 Difference]: Without dead ends: 140 [2022-11-19 08:05:02,547 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:05:02,548 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 32 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-19 08:05:02,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 300 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-19 08:05:02,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2022-11-19 08:05:02,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 138. [2022-11-19 08:05:02,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 115 states have (on average 1.2347826086956522) internal successors, (142), 129 states have internal predecessors, (142), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2022-11-19 08:05:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 174 transitions. [2022-11-19 08:05:02,564 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 174 transitions. Word has length 27 [2022-11-19 08:05:02,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:05:02,565 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 174 transitions. [2022-11-19 08:05:02,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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) [2022-11-19 08:05:02,565 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 174 transitions. [2022-11-19 08:05:02,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-19 08:05:02,566 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:05:02,567 INFO L195 NwaCegarLoop]: 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] [2022-11-19 08:05:02,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-19 08:05:02,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:05:02,781 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-19 08:05:02,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:05:02,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1331882116, now seen corresponding path program 1 times [2022-11-19 08:05:02,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:05:02,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892116423] [2022-11-19 08:05:02,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:05:02,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:05:02,957 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 08:05:02,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1829166018] [2022-11-19 08:05:02,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:05:02,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:05:02,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:05:02,962 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:05:02,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-19 08:05:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:05:03,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 1549 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 08:05:03,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:05:03,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 08:05:03,819 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 08:05:03,819 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:05:03,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892116423] [2022-11-19 08:05:03,819 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 08:05:03,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1829166018] [2022-11-19 08:05:03,820 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1829166018] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:05:03,820 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:05:03,820 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 08:05:03,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378903000] [2022-11-19 08:05:03,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:05:03,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:05:03,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:05:03,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:05:03,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:05:03,822 INFO L87 Difference]: Start difference. First operand 138 states and 174 transitions. Second operand has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2022-11-19 08:05:05,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:05:05,078 INFO L93 Difference]: Finished difference Result 138 states and 174 transitions. [2022-11-19 08:05:05,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 08:05:05,085 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 28 [2022-11-19 08:05:05,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:05:05,086 INFO L225 Difference]: With dead ends: 138 [2022-11-19 08:05:05,086 INFO L226 Difference]: Without dead ends: 137 [2022-11-19 08:05:05,087 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:05:05,088 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 59 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-19 08:05:05,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 207 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-19 08:05:05,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2022-11-19 08:05:05,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2022-11-19 08:05:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 115 states have (on average 1.2260869565217392) internal successors, (141), 128 states have internal predecessors, (141), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2022-11-19 08:05:05,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 173 transitions. [2022-11-19 08:05:05,108 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 173 transitions. Word has length 28 [2022-11-19 08:05:05,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:05:05,109 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 173 transitions. [2022-11-19 08:05:05,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2022-11-19 08:05:05,109 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 173 transitions. [2022-11-19 08:05:05,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-19 08:05:05,110 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:05:05,111 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-19 08:05:05,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-19 08:05:05,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:05:05,325 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-19 08:05:05,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:05:05,326 INFO L85 PathProgramCache]: Analyzing trace with hash -38442068, now seen corresponding path program 1 times [2022-11-19 08:05:05,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:05:05,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632520831] [2022-11-19 08:05:05,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:05:05,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:05:05,479 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 08:05:05,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [84187016] [2022-11-19 08:05:05,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:05:05,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:05:05,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:05:05,485 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:05:05,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 08:05:06,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:05:06,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 1578 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-19 08:05:06,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:05:06,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 08:05:06,417 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 08:05:06,418 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:05:06,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632520831] [2022-11-19 08:05:06,418 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 08:05:06,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [84187016] [2022-11-19 08:05:06,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [84187016] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:05:06,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:05:06,419 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 08:05:06,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898606192] [2022-11-19 08:05:06,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:05:06,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:05:06,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:05:06,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:05:06,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:05:06,421 INFO L87 Difference]: Start difference. First operand 137 states and 173 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 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) [2022-11-19 08:05:07,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:05:07,671 INFO L93 Difference]: Finished difference Result 246 states and 314 transitions. [2022-11-19 08:05:07,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:05:07,675 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 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 30 [2022-11-19 08:05:07,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:05:07,676 INFO L225 Difference]: With dead ends: 246 [2022-11-19 08:05:07,676 INFO L226 Difference]: Without dead ends: 135 [2022-11-19 08:05:07,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:05:07,678 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 11 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-19 08:05:07,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 191 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-19 08:05:07,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2022-11-19 08:05:07,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2022-11-19 08:05:07,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 113 states have (on average 1.2212389380530972) internal successors, (138), 126 states have internal predecessors, (138), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2022-11-19 08:05:07,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 170 transitions. [2022-11-19 08:05:07,692 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 170 transitions. Word has length 30 [2022-11-19 08:05:07,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:05:07,693 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 170 transitions. [2022-11-19 08:05:07,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 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) [2022-11-19 08:05:07,693 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 170 transitions. [2022-11-19 08:05:07,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-19 08:05:07,694 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:05:07,694 INFO L195 NwaCegarLoop]: trace histogram [2, 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] [2022-11-19 08:05:07,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-19 08:05:07,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:05:07,904 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-19 08:05:07,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:05:07,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1609350047, now seen corresponding path program 1 times [2022-11-19 08:05:07,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:05:07,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689213011] [2022-11-19 08:05:07,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:05:07,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:05:07,963 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 08:05:07,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1987315230] [2022-11-19 08:05:07,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:05:07,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:05:07,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:05:07,965 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:05:07,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-19 08:05:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:05:09,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-19 08:05:09,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:05:09,873 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 08:05:09,873 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 08:05:09,873 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:05:09,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689213011] [2022-11-19 08:05:09,874 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 08:05:09,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1987315230] [2022-11-19 08:05:09,874 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1987315230] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:05:09,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:05:09,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 08:05:09,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290110828] [2022-11-19 08:05:09,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:05:09,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:05:09,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:05:09,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:05:09,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:05:09,877 INFO L87 Difference]: Start difference. First operand 135 states and 170 transitions. Second operand has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-19 08:05:11,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:05:11,178 INFO L93 Difference]: Finished difference Result 252 states and 326 transitions. [2022-11-19 08:05:11,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 08:05:11,182 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 43 [2022-11-19 08:05:11,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:05:11,183 INFO L225 Difference]: With dead ends: 252 [2022-11-19 08:05:11,183 INFO L226 Difference]: Without dead ends: 137 [2022-11-19 08:05:11,185 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:05:11,186 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 1 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-19 08:05:11,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 299 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-19 08:05:11,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2022-11-19 08:05:11,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2022-11-19 08:05:11,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 114 states have (on average 1.2280701754385965) internal successors, (140), 128 states have internal predecessors, (140), 16 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (18), 7 states have call predecessors, (18), 16 states have call successors, (18) [2022-11-19 08:05:11,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 174 transitions. [2022-11-19 08:05:11,206 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 174 transitions. Word has length 43 [2022-11-19 08:05:11,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:05:11,206 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 174 transitions. [2022-11-19 08:05:11,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-19 08:05:11,206 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 174 transitions. [2022-11-19 08:05:11,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-19 08:05:11,207 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:05:11,208 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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] [2022-11-19 08:05:11,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-19 08:05:11,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:05:11,434 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-19 08:05:11,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:05:11,434 INFO L85 PathProgramCache]: Analyzing trace with hash -2053486793, now seen corresponding path program 1 times [2022-11-19 08:05:11,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:05:11,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157625881] [2022-11-19 08:05:11,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:05:11,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:05:11,503 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 08:05:11,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [385748523] [2022-11-19 08:05:11,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:05:11,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:05:11,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:05:11,506 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:05:11,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16ef1641-7b70-4063-a58e-0ff3ea1cbaee/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-19 08:05:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:05:45,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-19 08:05:45,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:05:45,226 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-19 08:05:45,226 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 08:05:45,325 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-19 08:05:45,325 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:05:45,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157625881] [2022-11-19 08:05:45,326 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 08:05:45,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [385748523] [2022-11-19 08:05:45,326 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [385748523] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 08:05:45,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [641369165] [2022-11-19 08:05:45,346 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2022-11-19 08:05:45,346 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 08:05:45,350 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 08:05:45,355 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 08:05:45,355 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 08:05:45,504 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-19 08:05:45,505 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 32 [2022-11-19 08:05:45,517 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 08:05:45,555 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-19 08:05:45,559 INFO L350 Elim1Store]: Elim1 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 2 case distinctions, treesize of input 17 treesize of output 30 [2022-11-19 08:05:45,615 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-19 08:05:45,616 INFO L350 Elim1Store]: Elim1 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 4 case distinctions, treesize of input 27 treesize of output 41 [2022-11-19 08:05:45,628 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 1 [2022-11-19 08:05:45,697 INFO L350 Elim1Store]: Elim1 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 19 treesize of output 1 [2022-11-19 08:05:45,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:45,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 37 treesize of output 42 [2022-11-19 08:05:45,725 INFO L350 Elim1Store]: Elim1 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 19 treesize of output 1 [2022-11-19 08:05:46,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-11-19 08:05:46,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896988 treesize of output 5376290 [2022-11-19 08:05:46,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 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 [2022-11-19 08:05:46,274 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 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 [2022-11-19 08:05:46,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 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 [2022-11-19 08:05:46,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9897003 treesize of output 5376293 [2022-11-19 08:05:46,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-19 08:05:46,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 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 [2022-11-19 08:05:46,504 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 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 [2022-11-19 08:05:46,574 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-19 08:05:46,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-11-19 08:05:46,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2022-11-19 08:05:46,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:46,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-19 08:05:46,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 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 [2022-11-19 08:05:46,884 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 08:05:46,889 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 08:05:46,895 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 08:05:46,920 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-11-19 08:05:46,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-11-19 08:05:46,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 65 [2022-11-19 08:05:46,958 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 08:05:46,963 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 08:05:46,969 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 08:05:47,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 25 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075032 treesize of output 5376218 [2022-11-19 08:05:47,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 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 [2022-11-19 08:05:47,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-19 08:05:47,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:05:47,316 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 25 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075032 treesize of output 5376218 [2022-11-19 08:05:47,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 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 [2022-11-19 08:05:47,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-19 08:05:48,137 INFO L217 Elim1Store]: Index analysis took 490 ms [2022-11-19 08:05:53,254 WARN L233 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 78 DAG size of output: 27 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 08:05:53,255 INFO L321 Elim1Store]: treesize reduction 128, result has 22.4 percent of original size [2022-11-19 08:05:53,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 10752687 treesize of output 10752705 [2022-11-19 08:05:53,961 INFO L217 Elim1Store]: Index analysis took 489 ms [2022-11-19 08:05:53,979 INFO L321 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-19 08:05:53,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 10752682 treesize of output 10752685 [2022-11-19 08:06:05,347 WARN L233 SmtUtils]: Spent 11.06s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 08:06:05,347 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-19 08:06:05,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 3050 treesize of output 2540 [2022-11-19 08:06:05,711 INFO L217 Elim1Store]: Index analysis took 204 ms [2022-11-19 08:06:31,983 WARN L233 SmtUtils]: Spent 26.27s on a formula simplification. DAG size of input: 90 DAG size of output: 45 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 08:06:31,984 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-19 08:06:31,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 4133 treesize of output 3952 [2022-11-19 08:06:33,634 INFO L217 Elim1Store]: Index analysis took 917 ms [2022-11-19 08:07:06,927 WARN L233 SmtUtils]: Spent 32.72s on a formula simplification. DAG size of input: 261 DAG size of output: 159 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 08:07:06,929 INFO L321 Elim1Store]: treesize reduction 22290, result has 25.6 percent of original size [2022-11-19 08:07:06,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 5638 treesize of output 15985 [2022-11-19 08:07:08,324 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:08,326 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 69 [2022-11-19 08:07:08,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:08,443 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:08,445 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 55 [2022-11-19 08:07:09,659 INFO L217 Elim1Store]: Index analysis took 786 ms [2022-11-19 08:07:10,650 INFO L321 Elim1Store]: treesize reduction 36, result has 33.3 percent of original size [2022-11-19 08:07:10,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 113 [2022-11-19 08:07:10,791 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-19 08:07:10,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 15 [2022-11-19 08:07:11,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:11,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:11,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 42 treesize of output 30 [2022-11-19 08:07:11,127 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:11,158 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:11,201 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:11,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 251 [2022-11-19 08:07:11,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:11,492 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:11,493 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 30 [2022-11-19 08:07:12,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:12,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2022-11-19 08:07:14,322 INFO L217 Elim1Store]: Index analysis took 333 ms [2022-11-19 08:07:14,657 INFO L321 Elim1Store]: treesize reduction 49, result has 22.2 percent of original size [2022-11-19 08:07:14,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 150 treesize of output 132 [2022-11-19 08:07:14,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2022-11-19 08:07:15,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:15,060 INFO L217 Elim1Store]: Index analysis took 157 ms [2022-11-19 08:07:16,453 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 08:07:16,453 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 70 [2022-11-19 08:07:16,685 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:16,708 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:07:16,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2022-11-19 08:07:16,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:16,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-19 08:07:17,009 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:07:17,796 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:17,799 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:18,188 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:18,188 INFO L217 Elim1Store]: Index analysis took 394 ms [2022-11-19 08:07:18,190 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 430 treesize of output 314 [2022-11-19 08:07:18,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:18,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:18,853 INFO L217 Elim1Store]: Index analysis took 177 ms [2022-11-19 08:07:19,361 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 08:07:19,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 77 treesize of output 77 [2022-11-19 08:07:19,413 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:19,439 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:07:19,554 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:19,580 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:07:20,039 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:20,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:20,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:20,186 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:20,187 INFO L217 Elim1Store]: Index analysis took 148 ms [2022-11-19 08:07:20,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 118 [2022-11-19 08:07:20,493 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:20,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:20,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2022-11-19 08:07:21,036 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:21,074 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:07:21,517 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:21,521 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:22,102 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:07:22,103 INFO L217 Elim1Store]: Index analysis took 588 ms [2022-11-19 08:07:22,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1830 treesize of output 1294 [2022-11-19 08:07:23,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:23,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:23,171 INFO L217 Elim1Store]: Index analysis took 527 ms [2022-11-19 08:07:23,566 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 08:07:23,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 217 treesize of output 217 [2022-11-19 08:07:23,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 191 [2022-11-19 08:07:24,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:24,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-19 08:07:24,186 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:07:24,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:24,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-19 08:07:30,251 INFO L217 Elim1Store]: Index analysis took 1284 ms [2022-11-19 08:15:27,511 WARN L233 SmtUtils]: Spent 7.95m on a formula simplification. DAG size of input: 339 DAG size of output: 90 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 08:15:27,512 INFO L321 Elim1Store]: treesize reduction 32656, result has 1.1 percent of original size [2022-11-19 08:15:27,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 16 new quantified variables, introduced 78 case distinctions, treesize of input 632689 treesize of output 687911 [2022-11-19 08:16:02,505 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:16:03,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32155 treesize of output 32135 [2022-11-19 08:16:04,318 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:16:05,050 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:16:05,811 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:16:05,908 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:17:27,473 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:27,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:27,476 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:27,851 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:17:28,344 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:28,345 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:28,346 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:28,468 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:17:29,177 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:29,178 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:29,179 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:29,305 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:17:29,480 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:29,481 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:29,482 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:29,700 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:17:30,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:17:30,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:30,314 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:30,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:17:30,684 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:30,685 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:30,779 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:30,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:30,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:30,941 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:31,100 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:31,102 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:34,617 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:38,160 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:38,162 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:39,081 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:39,230 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:39,232 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:40,360 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:40,588 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:40,590 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:42,195 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:43,396 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:43,612 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:43,614 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:43,616 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:43,836 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:43,838 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:43,841 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:43,942 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:43,945 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:44,063 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:44,065 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:44,068 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:44,070 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:44,071 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:44,084 INFO L217 Elim1Store]: Index analysis took 13491 ms [2022-11-19 08:17:44,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 20 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 302807 treesize of output 8177872 [2022-11-19 08:17:52,443 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:52,444 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:52,448 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:52,799 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:52,802 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:55,230 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:55,233 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:55,236 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:17:55,241 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:05,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:05,203 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:05,206 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:05,208 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:11,035 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:11,036 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:11,039 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:13,894 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:13,895 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:13,896 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:13,904 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:13,910 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:13,917 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:13,922 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:13,927 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,649 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,650 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,660 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,664 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,668 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,672 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,677 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,678 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,679 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,684 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,690 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,693 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,697 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:21,709 INFO L217 Elim1Store]: Index analysis took 28919 ms [2022-11-19 08:18:21,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 20 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 308176 treesize of output 12086418 [2022-11-19 08:18:26,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:26,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:26,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:26,908 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:26,910 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:26,927 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:26,928 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:26,930 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:26,932 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:29,728 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:29,729 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:29,730 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:35,675 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:35,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:35,677 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:35,678 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:35,681 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:35,682 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:35,683 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:35,685 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:35,686 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:35,687 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:35,688 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:37,491 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:37,492 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:37,493 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:37,495 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:40,196 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:40,198 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:40,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:40,202 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:40,204 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:40,206 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:40,207 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:40,210 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:40,212 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:40,215 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:40,217 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:40,221 INFO L217 Elim1Store]: Index analysis took 13314 ms [2022-11-19 08:18:40,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 13 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 146117 treesize of output 2426148 [2022-11-19 08:18:41,013 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:41,014 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:41,015 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:41,371 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:18:45,188 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (let ((.cse1 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (select (select (let ((.cse0 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse1))) (store |v_#memory_$Pointer$.base_28| .cse0 (store (select |v_#memory_$Pointer$.base_28| .cse0) (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse1) 8) v_DerPreprocessor_3))) |ULTIMATE.start_main_~user~0#1.base|) .cse1)) |ULTIMATE.start_main_~user~0#1.base|) [2022-11-19 08:18:47,402 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (let ((.cse1 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse0 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse1))) (= (select (select (store |v_#memory_$Pointer$.base_28| .cse0 (store (select |v_#memory_$Pointer$.base_28| .cse0) (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse1) 8) v_DerPreprocessor_3)) |ULTIMATE.start_main_~user~0#1.base|) .cse1) .cse0))) [2022-11-19 08:18:49,924 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (let ((.cse4 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse2 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (.cse3 (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4) 8))) (let ((.cse1 (store |v_#memory_$Pointer$.base_28| .cse2 (store (select |v_#memory_$Pointer$.base_28| .cse2) .cse3 v_DerPreprocessor_3)))) (let ((.cse0 (select (select .cse1 |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (= .cse0 (select (select (store .cse1 .cse0 (store (select .cse1 .cse0) (+ (select (select (store |v_#memory_$Pointer$.offset_28| .cse2 (store (select |v_#memory_$Pointer$.offset_28| .cse2) .cse3 v_DerPreprocessor_5)) |ULTIMATE.start_main_~user~0#1.base|) .cse4) 20) v_DerPreprocessor_4)) |ULTIMATE.start_main_~user~0#1.base|) .cse4)))))) [2022-11-19 08:18:49,944 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:18:52,688 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= |ULTIMATE.start_main_~user~0#1.base| (let ((.cse4 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (select (select (let ((.cse2 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (.cse3 (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4) 8))) (let ((.cse0 (store |v_#memory_$Pointer$.base_28| .cse2 (store (select |v_#memory_$Pointer$.base_28| .cse2) .cse3 v_DerPreprocessor_3)))) (let ((.cse1 (select (select .cse0 |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (store .cse0 .cse1 (store (select .cse0 .cse1) (+ (select (select (store |v_#memory_$Pointer$.offset_28| .cse2 (store (select |v_#memory_$Pointer$.offset_28| .cse2) .cse3 v_DerPreprocessor_5)) |ULTIMATE.start_main_~user~0#1.base|) .cse4) 20) v_DerPreprocessor_4))))) |ULTIMATE.start_main_~user~0#1.base|) .cse4))) [2022-11-19 08:18:59,283 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (let ((.cse4 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (select (select (let ((.cse2 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (.cse3 (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4) 8))) (let ((.cse0 (store |v_#memory_$Pointer$.base_28| .cse2 (store (select |v_#memory_$Pointer$.base_28| .cse2) .cse3 v_DerPreprocessor_3)))) (let ((.cse1 (select (select .cse0 |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (store .cse0 .cse1 (store (select .cse0 .cse1) (+ (select (select (store |v_#memory_$Pointer$.offset_28| .cse2 (store (select |v_#memory_$Pointer$.offset_28| .cse2) .cse3 v_DerPreprocessor_5)) |ULTIMATE.start_main_~user~0#1.base|) .cse4) 20) v_DerPreprocessor_4))))) |ULTIMATE.start_main_~user~0#1.base|) .cse4)) |ULTIMATE.start_main_~_hj_key~0#1.base|) [2022-11-19 08:19:02,275 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (let ((.cse4 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse2 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (.cse3 (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4) 8))) (let ((.cse1 (store |v_#memory_$Pointer$.base_28| .cse2 (store (select |v_#memory_$Pointer$.base_28| .cse2) .cse3 v_DerPreprocessor_3)))) (let ((.cse0 (select (select .cse1 |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (= .cse0 (select (select (store .cse1 .cse0 (store (select .cse1 .cse0) (+ (select (select (store |v_#memory_$Pointer$.offset_28| .cse2 (store (select |v_#memory_$Pointer$.offset_28| .cse2) .cse3 v_DerPreprocessor_5)) |ULTIMATE.start_main_~user~0#1.base|) .cse4) 20) v_DerPreprocessor_4)) |ULTIMATE.start_main_~user~0#1.base|) .cse4)))))) [2022-11-19 08:19:03,323 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:19:08,474 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (let ((.cse4 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse2 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (= (select v_arrayElimArr_17 (select (select (let ((.cse3 (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4) 8))) (let ((.cse0 (store |v_#memory_$Pointer$.base_28| .cse2 (store (select |v_#memory_$Pointer$.base_28| .cse2) .cse3 v_DerPreprocessor_3)))) (let ((.cse1 (select (select .cse0 |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (store .cse0 .cse1 (store (select .cse0 .cse1) (+ (select (select (store |v_#memory_$Pointer$.offset_28| .cse2 (store (select |v_#memory_$Pointer$.offset_28| .cse2) .cse3 v_DerPreprocessor_5)) |ULTIMATE.start_main_~user~0#1.base|) .cse4) 20) v_DerPreprocessor_4))))) |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (select v_arrayElimArr_17 .cse2)))) [2022-11-19 08:19:10,491 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse4 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse2 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (.cse3 (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4) 8))) (let ((.cse1 (store |v_#memory_$Pointer$.base_28| .cse2 (store (select |v_#memory_$Pointer$.base_28| .cse2) .cse3 v_DerPreprocessor_3)))) (let ((.cse0 (select (select .cse1 |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (= (select v_arrayElimArr_17 .cse0) (select v_arrayElimArr_17 (select (select (store .cse1 .cse0 (store (select .cse1 .cse0) (+ (select (select (store |v_#memory_$Pointer$.offset_28| .cse2 (store (select |v_#memory_$Pointer$.offset_28| .cse2) .cse3 v_DerPreprocessor_5)) |ULTIMATE.start_main_~user~0#1.base|) .cse4) 20) v_DerPreprocessor_4)) |ULTIMATE.start_main_~user~0#1.base|) .cse4))))))) [2022-11-19 08:19:20,613 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:19:25,082 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select v_arrayElimArr_17 (let ((.cse4 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (select (select (let ((.cse2 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (.cse3 (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4) 8))) (let ((.cse0 (store |v_#memory_$Pointer$.base_28| .cse2 (store (select |v_#memory_$Pointer$.base_28| .cse2) .cse3 v_DerPreprocessor_3)))) (let ((.cse1 (select (select .cse0 |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (store .cse0 .cse1 (store (select .cse0 .cse1) (+ (select (select (store |v_#memory_$Pointer$.offset_28| .cse2 (store (select |v_#memory_$Pointer$.offset_28| .cse2) .cse3 v_DerPreprocessor_5)) |ULTIMATE.start_main_~user~0#1.base|) .cse4) 20) v_DerPreprocessor_4))))) |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (select v_arrayElimArr_22 |ULTIMATE.start_main_~user~0#1.base|)) [2022-11-19 08:19:40,373 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (let ((.cse4 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse2 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (.cse3 (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4) 8))) (let ((.cse0 (store |v_#memory_$Pointer$.base_28| .cse2 (store (select |v_#memory_$Pointer$.base_28| .cse2) .cse3 v_DerPreprocessor_3)))) (let ((.cse1 (select (select .cse0 |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (= (select v_arrayElimArr_17 (select (select (store .cse0 .cse1 (store (select .cse0 .cse1) (+ (select (select (store |v_#memory_$Pointer$.offset_28| .cse2 (store (select |v_#memory_$Pointer$.offset_28| .cse2) .cse3 v_DerPreprocessor_5)) |ULTIMATE.start_main_~user~0#1.base|) .cse4) 20) v_DerPreprocessor_4)) |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (select v_arrayElimArr_19 .cse1)))))) [2022-11-19 08:19:43,026 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse4 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse2 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (= (select v_arrayElimArr_17 (select (select (let ((.cse3 (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse4) 8))) (let ((.cse0 (store |v_#memory_$Pointer$.base_28| .cse2 (store (select |v_#memory_$Pointer$.base_28| .cse2) .cse3 v_DerPreprocessor_3)))) (let ((.cse1 (select (select .cse0 |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (store .cse0 .cse1 (store (select .cse0 .cse1) (+ (select (select (store |v_#memory_$Pointer$.offset_28| .cse2 (store (select |v_#memory_$Pointer$.offset_28| .cse2) .cse3 v_DerPreprocessor_5)) |ULTIMATE.start_main_~user~0#1.base|) .cse4) 20) v_DerPreprocessor_4))))) |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (select v_arrayElimArr_19 .cse2)))) [2022-11-19 08:20:01,297 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:20:04,940 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:20:04,941 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:20:07,002 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse1 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse0 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse1))) (= (select v_arrayElimArr_17 .cse0) (select v_arrayElimArr_22 (select (select (store |v_#memory_$Pointer$.base_28| .cse0 (store (select |v_#memory_$Pointer$.base_28| .cse0) (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse1) 8) v_DerPreprocessor_3)) |ULTIMATE.start_main_~user~0#1.base|) .cse1))))) [2022-11-19 08:20:09,223 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (let ((.cse1 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse0 (select (select |v_#memory_$Pointer$.base_28| |ULTIMATE.start_main_~user~0#1.base|) .cse1))) (= (select v_arrayElimArr_17 .cse0) (select v_arrayElimArr_22 (select (select (store |v_#memory_$Pointer$.base_28| .cse0 (store (select |v_#memory_$Pointer$.base_28| .cse0) (+ (select (select |v_#memory_$Pointer$.offset_28| |ULTIMATE.start_main_~user~0#1.base|) .cse1) 8) v_DerPreprocessor_3)) |ULTIMATE.start_main_~user~0#1.base|) .cse1)))))