./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW --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 f6bf6d70eb07e52125f91259e05d2dabd63dc1b16a64b1f25a229511f6ff83f8 --- 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-4e7fbc6 [2022-11-23 13:39:06,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:39:06,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:39:06,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:39:06,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:39:06,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:39:06,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:39:06,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:39:06,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:39:06,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:39:06,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:39:06,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:39:06,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:39:06,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:39:06,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:39:06,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:39:06,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:39:06,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:39:06,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:39:06,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:39:06,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:39:06,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:39:06,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:39:06,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:39:06,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:39:06,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:39:06,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:39:06,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:39:06,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:39:06,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:39:06,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:39:06,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:39:06,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:39:06,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:39:06,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:39:06,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:39:06,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:39:06,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:39:06,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:39:06,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:39:06,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:39:06,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-23 13:39:06,971 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:39:06,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:39:06,972 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:39:06,972 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:39:06,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:39:06,973 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:39:06,973 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:39:06,973 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:39:06,973 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:39:06,973 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 13:39:06,974 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:39:06,974 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:39:06,974 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 13:39:06,974 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 13:39:06,974 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:39:06,974 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 13:39:06,975 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 13:39:06,975 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 13:39:06,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:39:06,976 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 13:39:06,976 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 13:39:06,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 13:39:06,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 13:39:06,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:39:06,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:39:06,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:39:06,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:39:06,977 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 13:39:06,977 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 13:39:06,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:39:06,978 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:39:06,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:39:06,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:39:06,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:39:06,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:39:06,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:39:06,979 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 13:39:06,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:39:06,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:39:06,979 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 13:39:06,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 13:39:06,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:39:06,980 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:39:06,980 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_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6bf6d70eb07e52125f91259e05d2dabd63dc1b16a64b1f25a229511f6ff83f8 [2022-11-23 13:39:07,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:39:07,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:39:07,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:39:07,264 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:39:07,264 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:39:07,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i [2022-11-23 13:39:10,253 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:39:10,592 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:39:10,592 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i [2022-11-23 13:39:10,606 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/data/6361e646b/269b8db93f7f46148103d90fa6eff2e4/FLAG9b57ad116 [2022-11-23 13:39:10,620 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/data/6361e646b/269b8db93f7f46148103d90fa6eff2e4 [2022-11-23 13:39:10,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:39:10,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:39:10,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:39:10,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:39:10,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:39:10,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:39:10" (1/1) ... [2022-11-23 13:39:10,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34078f4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:10, skipping insertion in model container [2022-11-23 13:39:10,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:39:10" (1/1) ... [2022-11-23 13:39:10,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:39:10,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:39:11,145 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i[33021,33034] [2022-11-23 13:39:11,284 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i[44590,44603] [2022-11-23 13:39:11,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:39:11,301 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 13:39:11,333 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i[33021,33034] [2022-11-23 13:39:11,399 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i[44590,44603] [2022-11-23 13:39:11,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:39:11,439 INFO L208 MainTranslator]: Completed translation [2022-11-23 13:39:11,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11 WrapperNode [2022-11-23 13:39:11,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:39:11,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 13:39:11,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 13:39:11,442 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 13:39:11,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11" (1/1) ... [2022-11-23 13:39:11,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11" (1/1) ... [2022-11-23 13:39:11,553 INFO L138 Inliner]: procedures = 177, calls = 285, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1030 [2022-11-23 13:39:11,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 13:39:11,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 13:39:11,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 13:39:11,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 13:39:11,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11" (1/1) ... [2022-11-23 13:39:11,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11" (1/1) ... [2022-11-23 13:39:11,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11" (1/1) ... [2022-11-23 13:39:11,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11" (1/1) ... [2022-11-23 13:39:11,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11" (1/1) ... [2022-11-23 13:39:11,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11" (1/1) ... [2022-11-23 13:39:11,710 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11" (1/1) ... [2022-11-23 13:39:11,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11" (1/1) ... [2022-11-23 13:39:11,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 13:39:11,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 13:39:11,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 13:39:11,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 13:39:11,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11" (1/1) ... [2022-11-23 13:39:11,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:39:11,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:39:11,767 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 13:39:11,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 13:39:11,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 13:39:11,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-23 13:39:11,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-23 13:39:11,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 13:39:11,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 13:39:11,813 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 13:39:11,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 13:39:11,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 13:39:11,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 13:39:11,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 13:39:11,814 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-23 13:39:11,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 13:39:11,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 13:39:11,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 13:39:11,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 13:39:11,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 13:39:12,112 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 13:39:12,114 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 13:39:13,729 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 13:39:14,180 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 13:39:14,181 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-11-23 13:39:14,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:39:14 BoogieIcfgContainer [2022-11-23 13:39:14,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 13:39:14,186 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 13:39:14,186 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 13:39:14,190 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 13:39:14,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:39:10" (1/3) ... [2022-11-23 13:39:14,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7accb324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:39:14, skipping insertion in model container [2022-11-23 13:39:14,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:11" (2/3) ... [2022-11-23 13:39:14,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7accb324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:39:14, skipping insertion in model container [2022-11-23 13:39:14,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:39:14" (3/3) ... [2022-11-23 13:39:14,193 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test3-1.i [2022-11-23 13:39:14,212 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 13:39:14,212 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-23 13:39:14,276 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 13:39:14,281 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;@6293a7e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 13:39:14,282 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-23 13:39:14,286 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) [2022-11-23 13:39:14,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-23 13:39:14,293 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:39:14,293 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-23 13:39:14,294 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)] === [2022-11-23 13:39:14,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:39:14,299 INFO L85 PathProgramCache]: Analyzing trace with hash 26079428, now seen corresponding path program 1 times [2022-11-23 13:39:14,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:39:14,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127171707] [2022-11-23 13:39:14,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:39:14,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:39:14,423 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 13:39:14,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1140712490] [2022-11-23 13:39:14,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:39:14,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:39:14,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:39:14,427 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 13:39:14,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 13:39:14,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:39:14,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-23 13:39:14,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:39:14,755 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 [2022-11-23 13:39:14,764 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 [2022-11-23 13:39:14,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:39:14,809 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 [2022-11-23 13:39:14,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:39:14,819 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 13:39:14,819 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:39:14,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127171707] [2022-11-23 13:39:14,820 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 13:39:14,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1140712490] [2022-11-23 13:39:14,821 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1140712490] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:39:14,821 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:39:14,821 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 13:39:14,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615491433] [2022-11-23 13:39:14,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:39:14,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 13:39:14,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:39:14,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 13:39:14,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 13:39:14,885 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) [2022-11-23 13:39:16,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:39:16,618 INFO L93 Difference]: Finished difference Result 334 states and 573 transitions. [2022-11-23 13:39:16,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 13:39:16,623 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 [2022-11-23 13:39:16,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:39:16,641 INFO L225 Difference]: With dead ends: 334 [2022-11-23 13:39:16,642 INFO L226 Difference]: Without dead ends: 201 [2022-11-23 13:39:16,645 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 [2022-11-23 13:39:16,652 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 74 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.7s IncrementalHoareTripleChecker+Time [2022-11-23 13:39:16,653 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 369 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-23 13:39:16,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-11-23 13:39:16,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 136. [2022-11-23 13:39:16,724 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) [2022-11-23 13:39:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 165 transitions. [2022-11-23 13:39:16,733 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 165 transitions. Word has length 4 [2022-11-23 13:39:16,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:39:16,736 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 165 transitions. [2022-11-23 13:39:16,738 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) [2022-11-23 13:39:16,738 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 165 transitions. [2022-11-23 13:39:16,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-23 13:39:16,739 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:39:16,739 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:39:16,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 13:39:16,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-23 13:39:16,940 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)] === [2022-11-23 13:39:16,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:39:16,941 INFO L85 PathProgramCache]: Analyzing trace with hash 114804868, now seen corresponding path program 1 times [2022-11-23 13:39:16,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:39:16,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487755013] [2022-11-23 13:39:16,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:39:16,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:39:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:39:17,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:39:17,144 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:39:17,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487755013] [2022-11-23 13:39:17,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487755013] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:39:17,145 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:39:17,145 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 13:39:17,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277939791] [2022-11-23 13:39:17,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:39:17,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 13:39:17,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:39:17,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 13:39:17,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 13:39:17,148 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) [2022-11-23 13:39:18,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:39:18,821 INFO L93 Difference]: Finished difference Result 266 states and 333 transitions. [2022-11-23 13:39:18,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 13:39:18,825 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 [2022-11-23 13:39:18,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:39:18,827 INFO L225 Difference]: With dead ends: 266 [2022-11-23 13:39:18,827 INFO L226 Difference]: Without dead ends: 195 [2022-11-23 13:39:18,828 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 [2022-11-23 13:39:18,831 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 68 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s 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 [2022-11-23 13:39:18,831 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] [2022-11-23 13:39:18,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2022-11-23 13:39:18,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 136. [2022-11-23 13:39:18,843 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) [2022-11-23 13:39:18,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 164 transitions. [2022-11-23 13:39:18,844 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 164 transitions. Word has length 9 [2022-11-23 13:39:18,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:39:18,844 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 164 transitions. [2022-11-23 13:39:18,845 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) [2022-11-23 13:39:18,845 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 164 transitions. [2022-11-23 13:39:18,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-23 13:39:18,846 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:39:18,846 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] [2022-11-23 13:39:18,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 13:39:18,847 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)] === [2022-11-23 13:39:18,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:39:18,847 INFO L85 PathProgramCache]: Analyzing trace with hash 462512991, now seen corresponding path program 1 times [2022-11-23 13:39:18,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:39:18,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726288310] [2022-11-23 13:39:18,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:39:18,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:39:19,014 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 13:39:19,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [352427240] [2022-11-23 13:39:19,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:39:19,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:39:19,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:39:19,031 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 13:39:19,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 13:39:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:39:19,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 1578 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 13:39:19,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:39:19,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:39:19,842 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 13:39:19,842 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:39:19,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726288310] [2022-11-23 13:39:19,843 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 13:39:19,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [352427240] [2022-11-23 13:39:19,843 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [352427240] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:39:19,844 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:39:19,844 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 13:39:19,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619788514] [2022-11-23 13:39:19,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:39:19,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 13:39:19,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:39:19,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 13:39:19,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:39:19,846 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) [2022-11-23 13:39:20,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:39:20,733 INFO L93 Difference]: Finished difference Result 332 states and 405 transitions. [2022-11-23 13:39:20,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 13:39:20,736 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 [2022-11-23 13:39:20,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:39:20,737 INFO L225 Difference]: With dead ends: 332 [2022-11-23 13:39:20,738 INFO L226 Difference]: Without dead ends: 201 [2022-11-23 13:39:20,738 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 [2022-11-23 13:39:20,739 INFO L413 NwaCegarLoop]: 178 mSDtfsCounter, 64 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 13:39:20,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 300 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 13:39:20,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-11-23 13:39:20,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 181. [2022-11-23 13:39:20,753 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) [2022-11-23 13:39:20,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 216 transitions. [2022-11-23 13:39:20,755 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 216 transitions. Word has length 28 [2022-11-23 13:39:20,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:39:20,755 INFO L495 AbstractCegarLoop]: Abstraction has 181 states and 216 transitions. [2022-11-23 13:39:20,756 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) [2022-11-23 13:39:20,756 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 216 transitions. [2022-11-23 13:39:20,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-23 13:39:20,757 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:39:20,757 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] [2022-11-23 13:39:20,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 13:39:20,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:39:20,967 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)] === [2022-11-23 13:39:20,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:39:20,967 INFO L85 PathProgramCache]: Analyzing trace with hash -552686343, now seen corresponding path program 1 times [2022-11-23 13:39:20,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:39:20,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477666631] [2022-11-23 13:39:20,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:39:20,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:39:21,042 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 13:39:21,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1424903007] [2022-11-23 13:39:21,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:39:21,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:39:21,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:39:21,044 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 13:39:21,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 13:39:33,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:39:33,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 13:39:33,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:39:33,338 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:39:33,340 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 13:39:33,340 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:39:33,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477666631] [2022-11-23 13:39:33,341 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 13:39:33,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1424903007] [2022-11-23 13:39:33,341 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1424903007] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:39:33,341 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:39:33,342 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 13:39:33,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894001490] [2022-11-23 13:39:33,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:39:33,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 13:39:33,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:39:33,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 13:39:33,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 13:39:33,344 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) [2022-11-23 13:39:34,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:39:34,551 INFO L93 Difference]: Finished difference Result 346 states and 418 transitions. [2022-11-23 13:39:34,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 13:39:34,556 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 [2022-11-23 13:39:34,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:39:34,557 INFO L225 Difference]: With dead ends: 346 [2022-11-23 13:39:34,557 INFO L226 Difference]: Without dead ends: 183 [2022-11-23 13:39:34,558 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 [2022-11-23 13:39:34,559 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 1 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-23 13:39:34,559 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 419 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-23 13:39:34,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2022-11-23 13:39:34,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2022-11-23 13:39:34,574 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) [2022-11-23 13:39:34,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 219 transitions. [2022-11-23 13:39:34,576 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 219 transitions. Word has length 41 [2022-11-23 13:39:34,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:39:34,576 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 219 transitions. [2022-11-23 13:39:34,577 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) [2022-11-23 13:39:34,577 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 219 transitions. [2022-11-23 13:39:34,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-23 13:39:34,578 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:39:34,578 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] [2022-11-23 13:39:34,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-23 13:39:34,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-11-23 13:39:34,782 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)] === [2022-11-23 13:39:34,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:39:34,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1460329117, now seen corresponding path program 1 times [2022-11-23 13:39:34,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:39:34,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440747560] [2022-11-23 13:39:34,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:39:34,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:39:34,840 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 13:39:34,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2119059178] [2022-11-23 13:39:34,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:39:34,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:39:34,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:39:34,842 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 13:39:34,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e5dd02-bd9f-4b5a-906f-3589e10c0832/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 13:39:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:39:59,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-23 13:39:59,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:39:59,759 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 13:39:59,760 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 13:39:59,870 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 13:39:59,871 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:39:59,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440747560] [2022-11-23 13:39:59,871 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 13:39:59,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2119059178] [2022-11-23 13:39:59,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2119059178] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 13:39:59,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2105149779] [2022-11-23 13:39:59,891 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2022-11-23 13:39:59,891 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 13:39:59,894 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 13:39:59,899 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 13:39:59,900 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 13:39:59,958 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 [2022-11-23 13:39:59,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:39:59,967 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 [2022-11-23 13:39:59,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:39:59,990 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-23 13:39:59,990 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2022-11-23 13:40:00,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,018 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 13:40:00,018 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 [2022-11-23 13:40:00,035 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 [2022-11-23 13:40:00,117 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 [2022-11-23 13:40:00,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,161 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 13:40:00,162 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 [2022-11-23 13:40:00,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2022-11-23 13:40:00,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-23 13:40:00,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 13:40:00,274 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 [2022-11-23 13:40:00,281 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 [2022-11-23 13:40:00,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,300 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 [2022-11-23 13:40:00,835 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 [2022-11-23 13:40:00,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,891 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 [2022-11-23 13:40:00,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:00,948 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 [2022-11-23 13:40:00,994 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 [2022-11-23 13:40:01,043 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 [2022-11-23 13:40:01,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,110 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 [2022-11-23 13:40:01,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,167 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 [2022-11-23 13:40:01,206 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 [2022-11-23 13:40:01,274 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 [2022-11-23 13:40:01,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,361 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-23 13:40:01,361 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 [2022-11-23 13:40:01,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,384 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 [2022-11-23 13:40:01,414 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 [2022-11-23 13:40:01,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,460 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 [2022-11-23 13:40:01,674 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 [2022-11-23 13:40:01,679 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 [2022-11-23 13:40:01,684 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 [2022-11-23 13:40:01,733 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 13:40:01,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2022-11-23 13:40:01,765 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-23 13:40:01,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 52 [2022-11-23 13:40:01,791 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 13:40:01,792 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 [2022-11-23 13:40:01,835 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 [2022-11-23 13:40:01,841 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 [2022-11-23 13:40:01,846 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 [2022-11-23 13:40:01,930 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 [2022-11-23 13:40:01,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:01,981 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 [2022-11-23 13:40:02,006 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 [2022-11-23 13:40:02,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:02,266 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 [2022-11-23 13:40:02,293 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 [2022-11-23 13:40:02,314 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 [2022-11-23 13:40:03,995 INFO L217 Elim1Store]: Index analysis took 1343 ms [2022-11-23 13:40:07,135 INFO L321 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2022-11-23 13:40:07,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 9519772 treesize of output 9519776 [2022-11-23 13:40:09,794 INFO L217 Elim1Store]: Index analysis took 2449 ms [2022-11-23 13:40:13,872 INFO L321 Elim1Store]: treesize reduction 206, result has 11.2 percent of original size [2022-11-23 13:40:13,872 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 9519780 [2022-11-23 13:40:19,820 WARN L233 SmtUtils]: Spent 5.69s 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) [2022-11-23 13:40:19,821 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-23 13:40:19,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2022-11-23 13:40:19,987 INFO L217 Elim1Store]: Index analysis took 105 ms [2022-11-23 13:40:35,110 WARN L233 SmtUtils]: Spent 15.12s 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) [2022-11-23 13:40:35,110 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-23 13:40:35,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2005 treesize of output 1829 [2022-11-23 13:40:35,815 INFO L217 Elim1Store]: Index analysis took 504 ms [2022-11-23 13:40:49,756 WARN L233 SmtUtils]: Spent 13.50s on a formula simplification. DAG size of input: 249 DAG size of output: 147 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 13:40:49,757 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-23 13:40:49,758 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 2097 [2022-11-23 13:40:51,518 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-23 13:40:51,519 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 3 case distinctions, treesize of input 91 treesize of output 73 [2022-11-23 13:40:51,606 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 [2022-11-23 13:40:52,171 INFO L217 Elim1Store]: Index analysis took 299 ms [2022-11-23 13:40:53,145 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 13:40:53,145 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 [2022-11-23 13:40:54,745 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:40:54,746 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 [2022-11-23 13:40:54,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:54,889 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:40:54,890 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 [2022-11-23 13:40:54,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:55,000 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 [2022-11-23 13:40:55,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:55,059 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:40:55,061 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 [2022-11-23 13:40:55,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:55,142 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 [2022-11-23 13:40:59,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:40:59,949 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 [2022-11-23 13:41:00,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:41:00,028 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 [2022-11-23 13:41:23,561 INFO L217 Elim1Store]: Index analysis took 1490 ms [2022-11-23 13:53:38,734 WARN L233 SmtUtils]: Spent 12.25m on a formula simplification. DAG size of input: 525 DAG size of output: 124 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 13:53:38,735 INFO L321 Elim1Store]: treesize reduction 241907, result has 1.8 percent of original size [2022-11-23 13:53:38,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 13 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 18 new quantified variables, introduced 95 case distinctions, treesize of input 2113482 treesize of output 1659256