./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur --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 32a24617e0b83f023304780397185eef703cdbd26842fbad821fea93a0f1f12f --- 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-38b53e6 [2022-11-25 22:28:28,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:28:28,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:28:28,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:28:28,073 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:28:28,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:28:28,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:28:28,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:28:28,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:28:28,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:28:28,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:28:28,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:28:28,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:28:28,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:28:28,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:28:28,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:28:28,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:28:28,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:28:28,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:28:28,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:28:28,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:28:28,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:28:28,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:28:28,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:28:28,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:28:28,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:28:28,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:28:28,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:28:28,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:28:28,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:28:28,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:28:28,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:28:28,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:28:28,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:28:28,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:28:28,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:28:28,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:28:28,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:28:28,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:28:28,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:28:28,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:28:28,150 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-25 22:28:28,176 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:28:28,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:28:28,177 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:28:28,177 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:28:28,178 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:28:28,178 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:28:28,178 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:28:28,179 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:28:28,179 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:28:28,179 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:28:28,180 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:28:28,180 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:28:28,180 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:28:28,180 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:28:28,181 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:28:28,181 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:28:28,181 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:28:28,181 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:28:28,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:28:28,183 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 22:28:28,183 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:28:28,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:28:28,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 22:28:28,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:28:28,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:28:28,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:28:28,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:28:28,185 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:28:28,185 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 22:28:28,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:28:28,186 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:28:28,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:28:28,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:28:28,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:28:28,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:28:28,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:28:28,187 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:28:28,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:28:28,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:28:28,188 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:28:28,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:28:28,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:28:28,189 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:28:28,189 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_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a24617e0b83f023304780397185eef703cdbd26842fbad821fea93a0f1f12f [2022-11-25 22:28:28,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:28:28,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:28:28,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:28:28,557 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:28:28,571 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:28:28,572 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i [2022-11-25 22:28:31,786 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:28:32,157 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:28:32,157 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i [2022-11-25 22:28:32,176 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/data/b7aace883/e3c06ddbec4f4463acd5923a690e31cc/FLAG1c4f640d9 [2022-11-25 22:28:32,206 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/data/b7aace883/e3c06ddbec4f4463acd5923a690e31cc [2022-11-25 22:28:32,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:28:32,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:28:32,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:28:32,213 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:28:32,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:28:32,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:32" (1/1) ... [2022-11-25 22:28:32,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53f4e255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:32, skipping insertion in model container [2022-11-25 22:28:32,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:32" (1/1) ... [2022-11-25 22:28:32,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:28:32,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:28:32,988 WARN L237 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_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i[33021,33034] [2022-11-25 22:28:33,119 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:28:33,131 WARN L237 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_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i[44124,44137] [2022-11-25 22:28:33,133 WARN L237 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_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i[44245,44258] [2022-11-25 22:28:33,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:28:33,165 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:28:33,201 WARN L237 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_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i[33021,33034] [2022-11-25 22:28:33,285 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:28:33,311 WARN L237 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_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i[44124,44137] [2022-11-25 22:28:33,313 WARN L237 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_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i[44245,44258] [2022-11-25 22:28:33,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:28:33,396 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:28:33,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33 WrapperNode [2022-11-25 22:28:33,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:28:33,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:28:33,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:28:33,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:28:33,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33" (1/1) ... [2022-11-25 22:28:33,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33" (1/1) ... [2022-11-25 22:28:33,552 INFO L138 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1153 [2022-11-25 22:28:33,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:28:33,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:28:33,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:28:33,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:28:33,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33" (1/1) ... [2022-11-25 22:28:33,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33" (1/1) ... [2022-11-25 22:28:33,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33" (1/1) ... [2022-11-25 22:28:33,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33" (1/1) ... [2022-11-25 22:28:33,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33" (1/1) ... [2022-11-25 22:28:33,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33" (1/1) ... [2022-11-25 22:28:33,762 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33" (1/1) ... [2022-11-25 22:28:33,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33" (1/1) ... [2022-11-25 22:28:33,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:28:33,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:28:33,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:28:33,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:28:33,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33" (1/1) ... [2022-11-25 22:28:33,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:28:33,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:28:33,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:28:33,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:28:33,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:28:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:28:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 22:28:33,888 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 22:28:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 22:28:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:28:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:28:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:28:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-25 22:28:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 22:28:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:28:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:28:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:28:33,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:28:34,314 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:28:34,359 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:28:36,655 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:28:37,169 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:28:37,169 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-11-25 22:28:37,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:28:37 BoogieIcfgContainer [2022-11-25 22:28:37,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:28:37,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:28:37,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:28:37,179 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:28:37,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:28:32" (1/3) ... [2022-11-25 22:28:37,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56fe18fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:28:37, skipping insertion in model container [2022-11-25 22:28:37,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:33" (2/3) ... [2022-11-25 22:28:37,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56fe18fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:28:37, skipping insertion in model container [2022-11-25 22:28:37,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:28:37" (3/3) ... [2022-11-25 22:28:37,183 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test7-2.i [2022-11-25 22:28:37,205 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:28:37,206 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-25 22:28:37,266 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:28:37,275 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;@1fdfdb72, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:28:37,275 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-25 22:28:37,280 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 22:28:37,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-25 22:28:37,287 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:28:37,288 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-25 22:28:37,289 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)] === [2022-11-25 22:28:37,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:28:37,295 INFO L85 PathProgramCache]: Analyzing trace with hash 28166472, now seen corresponding path program 1 times [2022-11-25 22:28:37,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:28:37,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679448136] [2022-11-25 22:28:37,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:28:37,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:28:37,436 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 22:28:37,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [405175699] [2022-11-25 22:28:37,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:28:37,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:28:37,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:28:37,442 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:28:37,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 22:28:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:28:37,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-25 22:28:37,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:28:37,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 22:28:37,903 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 11 treesize of output 7 [2022-11-25 22:28:37,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:28:37,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-11-25 22:28:38,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:28:38,011 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:28:38,012 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:28:38,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679448136] [2022-11-25 22:28:38,012 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 22:28:38,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405175699] [2022-11-25 22:28:38,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [405175699] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:28:38,013 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:28:38,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 22:28:38,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615806510] [2022-11-25 22:28:38,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:28:38,022 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:28:38,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:28:38,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:28:38,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:28:38,064 INFO L87 Difference]: Start difference. First operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2022-11-25 22:28:40,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:28:40,462 INFO L93 Difference]: Finished difference Result 316 states and 552 transitions. [2022-11-25 22:28:40,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:28:40,469 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2022-11-25 22:28:40,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:28:40,479 INFO L225 Difference]: With dead ends: 316 [2022-11-25 22:28:40,479 INFO L226 Difference]: Without dead ends: 165 [2022-11-25 22:28:40,483 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:28:40,487 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 61 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:28:40,488 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 319 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-25 22:28:40,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-25 22:28:40,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 117. [2022-11-25 22:28:40,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 112 states have internal predecessors, (130), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 22:28:40,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2022-11-25 22:28:40,544 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 4 [2022-11-25 22:28:40,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:28:40,544 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2022-11-25 22:28:40,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2022-11-25 22:28:40,545 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2022-11-25 22:28:40,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-25 22:28:40,547 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:28:40,548 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] [2022-11-25 22:28:40,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 22:28:40,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:28:40,764 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 22:28:40,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:28:40,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1476887490, now seen corresponding path program 1 times [2022-11-25 22:28:40,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:28:40,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430462653] [2022-11-25 22:28:40,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:28:40,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:28:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:28:41,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:28:41,322 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:28:41,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430462653] [2022-11-25 22:28:41,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430462653] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:28:41,323 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:28:41,323 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:28:41,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543783140] [2022-11-25 22:28:41,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:28:41,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:28:41,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:28:41,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:28:41,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:28:41,326 INFO L87 Difference]: Start difference. First operand 117 states and 136 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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) [2022-11-25 22:28:44,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:28:44,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:28:44,477 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2022-11-25 22:28:44,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:28:44,485 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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 25 [2022-11-25 22:28:44,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:28:44,487 INFO L225 Difference]: With dead ends: 211 [2022-11-25 22:28:44,487 INFO L226 Difference]: Without dead ends: 159 [2022-11-25 22:28:44,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:28:44,490 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 50 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-25 22:28:44,491 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 296 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-25 22:28:44,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-25 22:28:44,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 117. [2022-11-25 22:28:44,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.205607476635514) internal successors, (129), 112 states have internal predecessors, (129), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 22:28:44,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2022-11-25 22:28:44,519 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 25 [2022-11-25 22:28:44,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:28:44,519 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2022-11-25 22:28:44,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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) [2022-11-25 22:28:44,519 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2022-11-25 22:28:44,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-25 22:28:44,520 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:28:44,520 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] [2022-11-25 22:28:44,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 22:28:44,521 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 22:28:44,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:28:44,521 INFO L85 PathProgramCache]: Analyzing trace with hash 421230472, now seen corresponding path program 1 times [2022-11-25 22:28:44,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:28:44,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443125174] [2022-11-25 22:28:44,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:28:44,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:28:44,714 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 22:28:44,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1738017553] [2022-11-25 22:28:44,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:28:44,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:28:44,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:28:44,723 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:28:44,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 22:28:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:28:45,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 22:28:45,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:28:45,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:28:45,744 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:28:45,745 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:28:45,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443125174] [2022-11-25 22:28:45,745 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 22:28:45,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1738017553] [2022-11-25 22:28:45,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1738017553] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:28:45,746 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:28:45,746 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 22:28:45,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46941599] [2022-11-25 22:28:45,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:28:45,747 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:28:45,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:28:45,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:28:45,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:28:45,749 INFO L87 Difference]: Start difference. First operand 117 states and 135 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 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) [2022-11-25 22:28:46,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:28:46,659 INFO L93 Difference]: Finished difference Result 277 states and 319 transitions. [2022-11-25 22:28:46,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:28:46,663 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 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 [2022-11-25 22:28:46,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:28:46,665 INFO L225 Difference]: With dead ends: 277 [2022-11-25 22:28:46,665 INFO L226 Difference]: Without dead ends: 165 [2022-11-25 22:28:46,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:28:46,667 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 46 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:28:46,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 216 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-25 22:28:46,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-25 22:28:46,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2022-11-25 22:28:46,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 152 states have (on average 1.1842105263157894) internal successors, (180), 157 states have internal predecessors, (180), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 22:28:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 186 transitions. [2022-11-25 22:28:46,692 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 186 transitions. Word has length 28 [2022-11-25 22:28:46,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:28:46,693 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 186 transitions. [2022-11-25 22:28:46,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 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) [2022-11-25 22:28:46,694 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 186 transitions. [2022-11-25 22:28:46,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-25 22:28:46,695 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:28:46,695 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:28:46,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-25 22:28:46,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:28:46,905 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 22:28:46,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:28:46,906 INFO L85 PathProgramCache]: Analyzing trace with hash -722486566, now seen corresponding path program 1 times [2022-11-25 22:28:46,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:28:46,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143229715] [2022-11-25 22:28:46,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:28:46,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:28:46,979 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 22:28:46,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1400925370] [2022-11-25 22:28:46,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:28:46,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:28:46,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:28:46,981 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:28:46,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 22:29:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:29:03,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 22:29:03,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:29:03,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 22:29:03,941 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:29:03,941 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:29:03,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143229715] [2022-11-25 22:29:03,942 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 22:29:03,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1400925370] [2022-11-25 22:29:03,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1400925370] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:29:03,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:29:03,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:29:03,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895549689] [2022-11-25 22:29:03,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:29:03,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:29:03,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:29:03,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:29:03,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:29:03,946 INFO L87 Difference]: Start difference. First operand 162 states and 186 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 22:29:06,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:29:06,946 INFO L93 Difference]: Finished difference Result 308 states and 358 transitions. [2022-11-25 22:29:06,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:29:06,956 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2022-11-25 22:29:06,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:29:06,959 INFO L225 Difference]: With dead ends: 308 [2022-11-25 22:29:06,959 INFO L226 Difference]: Without dead ends: 164 [2022-11-25 22:29:06,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:29:06,961 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 1 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:29:06,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 338 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-25 22:29:06,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-11-25 22:29:06,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2022-11-25 22:29:06,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 153 states have (on average 1.1895424836601307) internal successors, (182), 159 states have internal predecessors, (182), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-25 22:29:06,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 189 transitions. [2022-11-25 22:29:06,976 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 189 transitions. Word has length 41 [2022-11-25 22:29:06,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:29:06,977 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 189 transitions. [2022-11-25 22:29:06,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 22:29:06,977 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 189 transitions. [2022-11-25 22:29:06,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-25 22:29:06,978 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:29:06,979 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] [2022-11-25 22:29:07,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 22:29:07,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:29:07,200 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 22:29:07,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:29:07,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1306539504, now seen corresponding path program 1 times [2022-11-25 22:29:07,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:29:07,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939597562] [2022-11-25 22:29:07,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:29:07,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:29:07,282 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 22:29:07,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [192675651] [2022-11-25 22:29:07,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:29:07,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:29:07,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:29:07,284 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:29:07,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf36c11f-9ac8-4c49-b81f-1bf0a5e8b5bd/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 22:29:38,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:29:38,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-25 22:29:38,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:29:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-25 22:29:38,595 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:29:38,752 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-25 22:29:38,752 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:29:38,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939597562] [2022-11-25 22:29:38,752 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 22:29:38,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [192675651] [2022-11-25 22:29:38,753 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [192675651] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:29:38,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1748900724] [2022-11-25 22:29:38,774 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2022-11-25 22:29:38,774 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 22:29:38,778 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 22:29:38,784 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 22:29:38,785 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 22:29:38,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:38,868 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-25 22:29:38,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-25 22:29:38,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:38,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-25 22:29:38,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 22:29:38,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:38,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-25 22:29:38,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 22:29:38,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:38,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,003 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-25 22:29:39,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2022-11-25 22:29:39,019 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 [2022-11-25 22:29:39,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,068 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-25 22:29:39,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-25 22:29:39,089 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 [2022-11-25 22:29:39,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,101 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 22 treesize of output 30 [2022-11-25 22:29:39,147 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 [2022-11-25 22:29:39,156 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 [2022-11-25 22:29:39,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 84 treesize of output 64 [2022-11-25 22:29:39,647 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 [2022-11-25 22:29:39,667 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 [2022-11-25 22:29:39,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896995 treesize of output 5376286 [2022-11-25 22:29:39,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9896993 treesize of output 5376298 [2022-11-25 22:29:39,915 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 [2022-11-25 22:29:39,931 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 [2022-11-25 22:29:39,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:39,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-25 22:29:40,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-25 22:29:40,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-25 22:29:40,223 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 [2022-11-25 22:29:40,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,319 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-25 22:29:40,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2022-11-25 22:29:40,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2022-11-25 22:29:40,381 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 [2022-11-25 22:29:40,604 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 11 treesize of output 7 [2022-11-25 22:29:40,610 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 13 treesize of output 9 [2022-11-25 22:29:40,616 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 11 treesize of output 7 [2022-11-25 22:29:40,667 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-25 22:29:40,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2022-11-25 22:29:40,703 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-25 22:29:40,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 52 [2022-11-25 22:29:40,735 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-25 22:29:40,735 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 46 [2022-11-25 22:29:40,776 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 [2022-11-25 22:29:40,782 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 [2022-11-25 22:29:40,788 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 [2022-11-25 22:29:40,846 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 [2022-11-25 22:29:40,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:40,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-25 22:29:40,918 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 [2022-11-25 22:29:41,128 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 [2022-11-25 22:29:41,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:29:41,173 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-25 22:29:41,202 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 [2022-11-25 22:29:43,613 INFO L217 Elim1Store]: Index analysis took 1940 ms [2022-11-25 22:29:46,875 INFO L321 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2022-11-25 22:29:46,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 9519766 treesize of output 9519770 [2022-11-25 22:29:48,361 INFO L217 Elim1Store]: Index analysis took 1303 ms [2022-11-25 22:29:51,503 INFO L321 Elim1Store]: treesize reduction 206, result has 11.2 percent of original size [2022-11-25 22:29:51,504 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 9519771 treesize of output 9519774 [2022-11-25 22:30:01,499 WARN L233 SmtUtils]: Spent 9.92s 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) [2022-11-25 22:30:01,500 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-25 22:30:01,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1476 [2022-11-25 22:30:24,597 WARN L233 SmtUtils]: Spent 22.93s 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) [2022-11-25 22:30:24,597 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-25 22:30:24,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2005 treesize of output 1829 [2022-11-25 22:30:25,376 INFO L217 Elim1Store]: Index analysis took 550 ms [2022-11-25 22:30:52,933 WARN L233 SmtUtils]: Spent 27.05s on a formula simplification. DAG size of input: 249 DAG size of output: 147 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 22:30:52,934 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-25 22:30:52,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 2097 [2022-11-25 22:30:54,736 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:30:54,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 69 [2022-11-25 22:30:54,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:30:54,934 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:30:54,936 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 [2022-11-25 22:31:58,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:31:58,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:31:58,059 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 32 treesize of output 20 [2022-11-25 22:31:58,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:31:58,773 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 [2022-11-25 22:32:03,352 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:32:03,382 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:32:03,409 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:32:03,436 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:33:01,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:01,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:01,847 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 32 treesize of output 20 [2022-11-25 22:33:02,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:02,443 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 [2022-11-25 22:33:11,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:11,536 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 23 treesize of output 15 [2022-11-25 22:33:11,597 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:33:11,599 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 32 treesize of output 20 [2022-11-25 22:33:11,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:33:11,678 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 32 treesize of output 20 [2022-11-25 22:33:11,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:11,764 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 23 treesize of output 15 [2022-11-25 22:33:33,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:33,280 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:33:33,281 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 28 treesize of output 18 [2022-11-25 22:33:33,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:33,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 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 [2022-11-25 22:33:33,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:33,456 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 [2022-11-25 22:33:41,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:41,402 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 28 treesize of output 18