./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a379a11019678fc2a367efcf212f49fd3083d5f94e928c550866b32de723f686 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:21:24,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:21:24,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:21:24,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:21:24,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:21:24,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:21:24,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:21:24,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:21:24,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:21:24,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:21:24,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:21:24,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:21:24,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:21:24,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:21:24,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:21:24,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:21:24,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:21:24,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:21:24,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:21:24,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:21:24,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:21:24,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:21:24,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:21:24,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:21:24,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:21:24,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:21:24,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:21:24,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:21:24,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:21:24,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:21:24,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:21:24,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:21:24,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:21:24,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:21:24,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:21:24,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:21:24,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:21:24,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:21:24,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:21:24,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:21:24,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:21:24,224 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-19 07:21:24,265 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:21:24,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:21:24,266 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:21:24,266 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:21:24,267 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:21:24,268 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:21:24,268 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:21:24,268 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:21:24,268 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:21:24,269 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:21:24,270 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:21:24,270 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:21:24,270 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:21:24,271 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:21:24,271 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:21:24,271 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:21:24,271 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:21:24,272 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:21:24,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:21:24,273 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:21:24,273 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:21:24,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:21:24,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:21:24,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:21:24,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:21:24,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:21:24,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:21:24,276 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 07:21:24,277 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:21:24,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:21:24,277 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:21:24,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:21:24,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:21:24,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:21:24,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:21:24,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:21:24,280 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:21:24,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:21:24,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:21:24,281 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:21:24,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:21:24,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:21:24,281 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:21:24,282 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_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a379a11019678fc2a367efcf212f49fd3083d5f94e928c550866b32de723f686 [2022-11-19 07:21:24,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:21:24,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:21:24,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:21:24,684 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:21:24,686 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:21:24,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test3-1.i [2022-11-19 07:21:24,773 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/data/9160a6e54/dd5383045cd3418083be11efa9459589/FLAG6e463d8e9 [2022-11-19 07:21:25,612 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:21:25,614 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test3-1.i [2022-11-19 07:21:25,633 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/data/9160a6e54/dd5383045cd3418083be11efa9459589/FLAG6e463d8e9 [2022-11-19 07:21:25,765 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/data/9160a6e54/dd5383045cd3418083be11efa9459589 [2022-11-19 07:21:25,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:21:25,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:21:25,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:21:25,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:21:25,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:21:25,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:21:25" (1/1) ... [2022-11-19 07:21:25,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55153b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:25, skipping insertion in model container [2022-11-19 07:21:25,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:21:25" (1/1) ... [2022-11-19 07:21:25,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:21:25,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:21:26,394 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test3-1.i[33021,33034] [2022-11-19 07:21:26,554 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test3-1.i[44590,44603] [2022-11-19 07:21:26,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:21:26,570 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:21:26,613 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test3-1.i[33021,33034] [2022-11-19 07:21:26,708 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test3-1.i[44590,44603] [2022-11-19 07:21:26,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:21:26,769 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:21:26,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26 WrapperNode [2022-11-19 07:21:26,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:21:26,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:21:26,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:21:26,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:21:26,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26" (1/1) ... [2022-11-19 07:21:26,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26" (1/1) ... [2022-11-19 07:21:26,977 INFO L138 Inliner]: procedures = 177, calls = 285, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1030 [2022-11-19 07:21:26,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:21:26,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:21:26,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:21:26,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:21:27,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26" (1/1) ... [2022-11-19 07:21:27,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26" (1/1) ... [2022-11-19 07:21:27,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26" (1/1) ... [2022-11-19 07:21:27,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26" (1/1) ... [2022-11-19 07:21:27,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26" (1/1) ... [2022-11-19 07:21:27,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26" (1/1) ... [2022-11-19 07:21:27,171 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26" (1/1) ... [2022-11-19 07:21:27,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26" (1/1) ... [2022-11-19 07:21:27,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:21:27,187 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:21:27,187 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:21:27,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:21:27,188 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26" (1/1) ... [2022-11-19 07:21:27,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:21:27,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:21:27,228 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:21:27,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:21:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:21:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-19 07:21:27,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-19 07:21:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:21:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 07:21:27,325 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 07:21:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:21:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:21:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:21:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:21:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-19 07:21:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:21:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:21:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:21:27,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:21:27,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:21:27,720 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:21:27,722 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:21:29,717 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:21:30,290 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:21:30,291 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-11-19 07:21:30,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:21:30 BoogieIcfgContainer [2022-11-19 07:21:30,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:21:30,311 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:21:30,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:21:30,316 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:21:30,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:21:25" (1/3) ... [2022-11-19 07:21:30,317 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a84562b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:21:30, skipping insertion in model container [2022-11-19 07:21:30,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:21:26" (2/3) ... [2022-11-19 07:21:30,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a84562b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:21:30, skipping insertion in model container [2022-11-19 07:21:30,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:21:30" (3/3) ... [2022-11-19 07:21:30,327 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test3-1.i [2022-11-19 07:21:30,352 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:21:30,352 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-19 07:21:30,425 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:21:30,433 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;@a8acf21, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:21:30,434 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-19 07:21:30,439 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 114 states have (on average 1.8157894736842106) internal successors, (207), 127 states have internal predecessors, (207), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-19 07:21:30,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-19 07:21:30,447 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:21:30,448 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-19 07:21:30,448 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-19 07:21:30,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:21:30,455 INFO L85 PathProgramCache]: Analyzing trace with hash 26079428, now seen corresponding path program 1 times [2022-11-19 07:21:30,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:21:30,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623596248] [2022-11-19 07:21:30,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:21:30,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:21:30,637 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:21:30,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [264091331] [2022-11-19 07:21:30,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:21:30,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:21:30,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:21:30,647 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:21:30,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:21:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:21:30,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-19 07:21:30,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:21:30,982 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 [2022-11-19 07:21:30,993 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 [2022-11-19 07:21:31,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:31,046 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 15 treesize of output 7 [2022-11-19 07:21:31,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:21:31,059 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:21:31,060 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:21:31,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623596248] [2022-11-19 07:21:31,060 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:21:31,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264091331] [2022-11-19 07:21:31,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [264091331] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:21:31,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:21:31,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:21:31,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8081893] [2022-11-19 07:21:31,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:21:31,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:21:31,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:21:31,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:21:31,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:21:31,113 INFO L87 Difference]: Start difference. First operand has 133 states, 114 states have (on average 1.8157894736842106) internal successors, (207), 127 states have internal predecessors, (207), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) 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) [2022-11-19 07:21:33,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:21:33,165 INFO L93 Difference]: Finished difference Result 334 states and 573 transitions. [2022-11-19 07:21:33,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:21:33,185 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 [2022-11-19 07:21:33,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:21:33,197 INFO L225 Difference]: With dead ends: 334 [2022-11-19 07:21:33,197 INFO L226 Difference]: Without dead ends: 201 [2022-11-19 07:21:33,201 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 [2022-11-19 07:21:33,205 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 74 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:21:33,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 369 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-19 07:21:33,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-11-19 07:21:33,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 136. [2022-11-19 07:21:33,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 118 states have (on average 1.2627118644067796) internal successors, (149), 130 states have internal predecessors, (149), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-19 07:21:33,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 165 transitions. [2022-11-19 07:21:33,261 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 165 transitions. Word has length 4 [2022-11-19 07:21:33,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:21:33,261 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 165 transitions. [2022-11-19 07:21:33,262 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) [2022-11-19 07:21:33,262 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 165 transitions. [2022-11-19 07:21:33,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-19 07:21:33,263 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:21:33,263 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:21:33,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 07:21:33,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-19 07:21:33,471 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-19 07:21:33,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:21:33,472 INFO L85 PathProgramCache]: Analyzing trace with hash 114804868, now seen corresponding path program 1 times [2022-11-19 07:21:33,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:21:33,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310118816] [2022-11-19 07:21:33,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:21:33,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:21:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:21:33,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:21:33,783 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:21:33,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310118816] [2022-11-19 07:21:33,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310118816] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:21:33,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:21:33,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:21:33,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917581028] [2022-11-19 07:21:33,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:21:33,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:21:33,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:21:33,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:21:33,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:21:33,788 INFO L87 Difference]: Start difference. First operand 136 states and 165 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:21:35,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:21:35,389 INFO L93 Difference]: Finished difference Result 266 states and 333 transitions. [2022-11-19 07:21:35,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:21:35,393 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2022-11-19 07:21:35,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:21:35,395 INFO L225 Difference]: With dead ends: 266 [2022-11-19 07:21:35,396 INFO L226 Difference]: Without dead ends: 195 [2022-11-19 07:21:35,396 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 [2022-11-19 07:21:35,400 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 68 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:21:35,401 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 379 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-19 07:21:35,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2022-11-19 07:21:35,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 136. [2022-11-19 07:21:35,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 118 states have (on average 1.2542372881355932) internal successors, (148), 130 states have internal predecessors, (148), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-19 07:21:35,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 164 transitions. [2022-11-19 07:21:35,435 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 164 transitions. Word has length 9 [2022-11-19 07:21:35,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:21:35,435 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 164 transitions. [2022-11-19 07:21:35,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:21:35,437 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 164 transitions. [2022-11-19 07:21:35,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-19 07:21:35,441 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:21:35,441 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:21:35,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:21:35,442 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-19 07:21:35,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:21:35,444 INFO L85 PathProgramCache]: Analyzing trace with hash 462512991, now seen corresponding path program 1 times [2022-11-19 07:21:35,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:21:35,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114768676] [2022-11-19 07:21:35,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:21:35,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:21:35,646 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:21:35,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1026416848] [2022-11-19 07:21:35,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:21:35,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:21:35,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:21:35,649 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:21:35,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 07:21:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:21:36,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 1578 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-19 07:21:36,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:21:36,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:21:36,678 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:21:36,678 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:21:36,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114768676] [2022-11-19 07:21:36,682 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:21:36,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026416848] [2022-11-19 07:21:36,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026416848] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:21:36,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:21:36,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:21:36,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374381266] [2022-11-19 07:21:36,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:21:36,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:21:36,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:21:36,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:21:36,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:21:36,689 INFO L87 Difference]: Start difference. First operand 136 states and 164 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) [2022-11-19 07:21:38,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:21:38,333 INFO L93 Difference]: Finished difference Result 332 states and 405 transitions. [2022-11-19 07:21:38,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:21:38,340 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 [2022-11-19 07:21:38,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:21:38,342 INFO L225 Difference]: With dead ends: 332 [2022-11-19 07:21:38,342 INFO L226 Difference]: Without dead ends: 201 [2022-11-19 07:21:38,343 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 [2022-11-19 07:21:38,345 INFO L413 NwaCegarLoop]: 178 mSDtfsCounter, 64 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:21:38,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 300 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-19 07:21:38,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-11-19 07:21:38,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 181. [2022-11-19 07:21:38,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 163 states have (on average 1.2269938650306749) internal successors, (200), 175 states have internal predecessors, (200), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-19 07:21:38,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 216 transitions. [2022-11-19 07:21:38,375 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 216 transitions. Word has length 28 [2022-11-19 07:21:38,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:21:38,375 INFO L495 AbstractCegarLoop]: Abstraction has 181 states and 216 transitions. [2022-11-19 07:21:38,376 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) [2022-11-19 07:21:38,376 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 216 transitions. [2022-11-19 07:21:38,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-19 07:21:38,377 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:21:38,377 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] [2022-11-19 07:21:38,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-19 07:21:38,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:21:38,588 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-19 07:21:38,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:21:38,589 INFO L85 PathProgramCache]: Analyzing trace with hash -552686343, now seen corresponding path program 1 times [2022-11-19 07:21:38,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:21:38,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711722837] [2022-11-19 07:21:38,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:21:38,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:21:38,673 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:21:38,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [375269514] [2022-11-19 07:21:38,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:21:38,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:21:38,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:21:38,676 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:21:38,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-19 07:22:01,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:22:01,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-19 07:22:01,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:22:01,166 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:22:01,166 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:22:01,166 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:22:01,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711722837] [2022-11-19 07:22:01,167 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:22:01,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [375269514] [2022-11-19 07:22:01,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [375269514] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:22:01,168 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:22:01,168 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:22:01,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739586745] [2022-11-19 07:22:01,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:22:01,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:22:01,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:22:01,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:22:01,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:22:01,171 INFO L87 Difference]: Start difference. First operand 181 states and 216 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-19 07:22:04,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 07:22:04,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:22:04,949 INFO L93 Difference]: Finished difference Result 346 states and 418 transitions. [2022-11-19 07:22:04,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:22:04,955 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), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2022-11-19 07:22:04,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:22:04,957 INFO L225 Difference]: With dead ends: 346 [2022-11-19 07:22:04,957 INFO L226 Difference]: Without dead ends: 183 [2022-11-19 07:22:04,958 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 [2022-11-19 07:22:04,960 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 1 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-11-19 07:22:04,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 419 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2022-11-19 07:22:04,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2022-11-19 07:22:04,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2022-11-19 07:22:04,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 164 states have (on average 1.2317073170731707) internal successors, (202), 177 states have internal predecessors, (202), 8 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (9), 4 states have call predecessors, (9), 8 states have call successors, (9) [2022-11-19 07:22:04,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 219 transitions. [2022-11-19 07:22:04,982 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 219 transitions. Word has length 41 [2022-11-19 07:22:04,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:22:04,982 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 219 transitions. [2022-11-19 07:22:04,983 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), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-19 07:22:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 219 transitions. [2022-11-19 07:22:04,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-19 07:22:04,984 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:22:04,985 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:22:05,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-19 07:22:05,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:22:05,197 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-19 07:22:05,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:22:05,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1460329117, now seen corresponding path program 1 times [2022-11-19 07:22:05,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:22:05,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78665593] [2022-11-19 07:22:05,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:22:05,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:22:05,286 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:22:05,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1477581026] [2022-11-19 07:22:05,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:22:05,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:22:05,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:22:05,288 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:22:05,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f655b6f-0270-4a48-b5c8-cf3ea35d904c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 07:22:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:22:25,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-19 07:22:25,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:22:25,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-19 07:22:25,062 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:22:25,163 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-19 07:22:25,163 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:22:25,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78665593] [2022-11-19 07:22:25,164 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:22:25,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477581026] [2022-11-19 07:22:25,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1477581026] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:22:25,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [713869377] [2022-11-19 07:22:25,185 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2022-11-19 07:22:25,185 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:22:25,190 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:22:25,195 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:22:25,196 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:22:25,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:25,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-19 07:22:25,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:25,323 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-19 07:22:25,324 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 [2022-11-19 07:22:25,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:25,339 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 [2022-11-19 07:22:25,356 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 [2022-11-19 07:22:25,373 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 [2022-11-19 07:22:25,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:25,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:25,451 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-19 07:22:25,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 22 treesize of output 38 [2022-11-19 07:22:25,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:22:25,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:25,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:25,502 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-19 07:22:25,503 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 [2022-11-19 07:22:25,522 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:22:25,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:25,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:25,572 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-19 07:22:25,573 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 [2022-11-19 07:22:25,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-19 07:22:25,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-19 07:22:25,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:25,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:25,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:25,657 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 [2022-11-19 07:22:26,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-19 07:22:26,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,222 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 [2022-11-19 07:22:26,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,278 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 [2022-11-19 07:22:26,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-19 07:22:26,386 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-19 07:22:26,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-19 07:22:26,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,491 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 [2022-11-19 07:22:26,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,585 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 [2022-11-19 07:22:26,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-19 07:22:26,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,761 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-19 07:22:26,761 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 [2022-11-19 07:22:26,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,785 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 [2022-11-19 07:22:26,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-19 07:22:26,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:26,866 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 [2022-11-19 07:22:27,108 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 [2022-11-19 07:22:27,113 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 [2022-11-19 07:22:27,121 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 [2022-11-19 07:22:27,183 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-19 07:22:27,183 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 53 treesize of output 56 [2022-11-19 07:22:27,219 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-19 07:22:27,220 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 47 treesize of output 50 [2022-11-19 07:22:27,254 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-19 07:22:27,254 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 [2022-11-19 07:22:27,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-19 07:22:27,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-19 07:22:27,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-19 07:22:27,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-19 07:22:27,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,460 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 30 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 [2022-11-19 07:22:27,485 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-19 07:22:27,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:27,726 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 [2022-11-19 07:22:27,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-19 07:22:27,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-19 07:22:28,985 INFO L217 Elim1Store]: Index analysis took 882 ms [2022-11-19 07:22:34,286 WARN L233 SmtUtils]: Spent 5.30s on a formula simplification. DAG size of input: 109 DAG size of output: 31 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:22:34,287 INFO L321 Elim1Store]: treesize reduction 190, result has 18.1 percent of original size [2022-11-19 07:22:34,288 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 9519777 treesize of output 9519796 [2022-11-19 07:22:35,557 INFO L217 Elim1Store]: Index analysis took 1069 ms [2022-11-19 07:22:36,536 INFO L321 Elim1Store]: treesize reduction 87, result has 5.4 percent of original size [2022-11-19 07:22:36,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 9519772 treesize of output 9519776 [2022-11-19 07:22:47,008 WARN L233 SmtUtils]: Spent 10.28s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:22:47,009 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-19 07:22:47,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1481 [2022-11-19 07:22:47,478 INFO L217 Elim1Store]: Index analysis took 167 ms [2022-11-19 07:23:08,600 WARN L233 SmtUtils]: Spent 21.12s on a formula simplification. DAG size of input: 90 DAG size of output: 45 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:23:08,601 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-19 07:23:08,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2453 treesize of output 2282 [2022-11-19 07:23:10,415 INFO L217 Elim1Store]: Index analysis took 1084 ms [2022-11-19 07:23:42,807 WARN L233 SmtUtils]: Spent 31.63s on a formula simplification. DAG size of input: 258 DAG size of output: 156 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:23:42,808 INFO L321 Elim1Store]: treesize reduction 13218, result has 27.3 percent of original size [2022-11-19 07:23:42,808 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 3622 treesize of output 7921 [2022-11-19 07:23:44,428 INFO L217 Elim1Store]: Index analysis took 277 ms [2022-11-19 07:23:45,001 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-19 07:23:45,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 73 [2022-11-19 07:23:45,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-19 07:23:45,749 INFO L217 Elim1Store]: Index analysis took 308 ms [2022-11-19 07:23:46,820 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:23:46,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 70 treesize of output 94 [2022-11-19 07:23:48,848 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:23:53,063 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:23:53,065 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 13 [2022-11-19 07:23:56,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:56,453 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-19 07:23:56,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:56,532 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:23:56,534 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 [2022-11-19 07:23:56,565 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:23:56,634 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:23:56,635 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 [2022-11-19 07:23:56,673 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:23:56,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:56,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:23:56,749 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 [2022-11-19 07:23:56,775 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:23:56,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:56,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-19 07:23:56,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:56,953 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 [2022-11-19 07:24:02,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:02,806 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 [2022-11-19 07:24:04,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:04,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:04,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:04,737 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 28 treesize of output 18 [2022-11-19 07:24:06,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:06,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:06,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:06,143 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 28 treesize of output 18 [2022-11-19 07:24:08,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:08,242 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