./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7 --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 7f552e336cb6eb3ea16ba25a84411e1d0c8dcfaa2b088c21df87ffefed1a84a7 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:16:36,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:16:36,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:16:36,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:16:36,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:16:36,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:16:36,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:16:36,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:16:36,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:16:36,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:16:36,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:16:36,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:16:36,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:16:36,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:16:36,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:16:36,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:16:36,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:16:36,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:16:36,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:16:36,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:16:36,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:16:36,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:16:36,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:16:36,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:16:36,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:16:36,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:16:36,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:16:36,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:16:36,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:16:36,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:16:36,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:16:36,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:16:36,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:16:36,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:16:36,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:16:36,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:16:36,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:16:36,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:16:36,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:16:36,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:16:36,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:16:36,978 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 19:16:37,024 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:16:37,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:16:37,025 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:16:37,026 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:16:37,032 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:16:37,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:16:37,033 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:16:37,033 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:16:37,034 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:16:37,034 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:16:37,035 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:16:37,035 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:16:37,035 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:16:37,036 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:16:37,036 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:16:37,036 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:16:37,036 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:16:37,036 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:16:37,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:16:37,038 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:16:37,038 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 19:16:37,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:16:37,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:16:37,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:16:37,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:16:37,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:16:37,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:16:37,041 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 19:16:37,041 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:16:37,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:16:37,042 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:16:37,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:16:37,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:16:37,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:16:37,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:16:37,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:16:37,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:16:37,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:16:37,044 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:16:37,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:16:37,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:16:37,044 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:16:37,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:16:37,045 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f552e336cb6eb3ea16ba25a84411e1d0c8dcfaa2b088c21df87ffefed1a84a7 [2021-11-25 19:16:37,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:16:37,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:16:37,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:16:37,342 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:16:37,343 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:16:37,356 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i [2021-11-25 19:16:37,438 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/data/4bdfe1844/6f30fe35fb11423b8c60bfccbf7fb298/FLAG7444f60a7 [2021-11-25 19:16:38,078 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:16:38,079 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i [2021-11-25 19:16:38,119 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/data/4bdfe1844/6f30fe35fb11423b8c60bfccbf7fb298/FLAG7444f60a7 [2021-11-25 19:16:38,272 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/data/4bdfe1844/6f30fe35fb11423b8c60bfccbf7fb298 [2021-11-25 19:16:38,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:16:38,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:16:38,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:16:38,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:16:38,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:16:38,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:16:38" (1/1) ... [2021-11-25 19:16:38,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51b3968b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:38, skipping insertion in model container [2021-11-25 19:16:38,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:16:38" (1/1) ... [2021-11-25 19:16:38,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:16:38,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:16:38,806 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i[33021,33034] [2021-11-25 19:16:38,938 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:16:38,959 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:16:38,998 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i[33021,33034] [2021-11-25 19:16:39,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:16:39,121 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:16:39,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:39 WrapperNode [2021-11-25 19:16:39,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:16:39,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:16:39,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:16:39,124 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:16:39,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:39" (1/1) ... [2021-11-25 19:16:39,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:39" (1/1) ... [2021-11-25 19:16:39,248 INFO L137 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 782 [2021-11-25 19:16:39,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:16:39,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:16:39,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:16:39,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:16:39,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:39" (1/1) ... [2021-11-25 19:16:39,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:39" (1/1) ... [2021-11-25 19:16:39,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:39" (1/1) ... [2021-11-25 19:16:39,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:39" (1/1) ... [2021-11-25 19:16:39,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:39" (1/1) ... [2021-11-25 19:16:39,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:39" (1/1) ... [2021-11-25 19:16:39,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:39" (1/1) ... [2021-11-25 19:16:39,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:16:39,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:16:39,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:16:39,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:16:39,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:39" (1/1) ... [2021-11-25 19:16:39,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:16:39,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:16:39,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:16:39,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:16:39,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:16:39,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 19:16:39,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 19:16:39,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:16:39,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:16:39,410 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:16:39,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:16:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:16:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:16:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:16:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:16:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:16:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:16:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:16:39,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:16:39,582 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:16:39,584 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:16:40,365 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:16:40,792 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:16:40,793 INFO L301 CfgBuilder]: Removed 40 assume(true) statements. [2021-11-25 19:16:40,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:16:40 BoogieIcfgContainer [2021-11-25 19:16:40,798 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:16:40,799 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:16:40,800 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:16:40,803 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:16:40,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:16:38" (1/3) ... [2021-11-25 19:16:40,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f49b5c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:16:40, skipping insertion in model container [2021-11-25 19:16:40,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:39" (2/3) ... [2021-11-25 19:16:40,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f49b5c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:16:40, skipping insertion in model container [2021-11-25 19:16:40,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:16:40" (3/3) ... [2021-11-25 19:16:40,811 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test1-2.i [2021-11-25 19:16:40,820 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:16:40,820 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-11-25 19:16:40,879 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:16:40,891 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 19:16:40,891 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-25 19:16:40,913 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 81 states have (on average 1.8024691358024691) internal successors, (146), 97 states have internal predecessors, (146), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 19:16:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 19:16:40,916 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:16:40,916 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-25 19:16:40,917 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 19:16:40,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:16:40,925 INFO L85 PathProgramCache]: Analyzing trace with hash 663178, now seen corresponding path program 1 times [2021-11-25 19:16:40,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:16:40,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842178515] [2021-11-25 19:16:40,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:16:40,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:16:41,070 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:16:41,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [630703026] [2021-11-25 19:16:41,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:16:41,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:16:41,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:16:41,078 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:16:41,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:16:41,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:16:41,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:16:41,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:16:41,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:16:41,303 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:16:41,304 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:16:41,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842178515] [2021-11-25 19:16:41,304 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:16:41,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [630703026] [2021-11-25 19:16:41,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [630703026] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:16:41,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:16:41,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-25 19:16:41,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777050197] [2021-11-25 19:16:41,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:16:41,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:16:41,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:16:41,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:16:41,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:16:41,355 INFO L87 Difference]: Start difference. First operand has 103 states, 81 states have (on average 1.8024691358024691) internal successors, (146), 97 states have internal predecessors, (146), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:16:42,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:16:42,364 INFO L93 Difference]: Finished difference Result 258 states and 438 transitions. [2021-11-25 19:16:42,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:16:42,372 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-11-25 19:16:42,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:16:42,382 INFO L225 Difference]: With dead ends: 258 [2021-11-25 19:16:42,382 INFO L226 Difference]: Without dead ends: 141 [2021-11-25 19:16:42,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:16:42,389 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 54 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-25 19:16:42,390 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 231 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-25 19:16:42,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2021-11-25 19:16:42,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 89. [2021-11-25 19:16:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 69 states have (on average 1.318840579710145) internal successors, (91), 83 states have internal predecessors, (91), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 19:16:42,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 117 transitions. [2021-11-25 19:16:42,439 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 117 transitions. Word has length 3 [2021-11-25 19:16:42,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:16:42,439 INFO L470 AbstractCegarLoop]: Abstraction has 89 states and 117 transitions. [2021-11-25 19:16:42,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:16:42,440 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2021-11-25 19:16:42,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 19:16:42,442 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:16:42,442 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:16:42,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:16:42,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-25 19:16:42,656 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 19:16:42,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:16:42,656 INFO L85 PathProgramCache]: Analyzing trace with hash -1363999608, now seen corresponding path program 1 times [2021-11-25 19:16:42,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:16:42,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373286101] [2021-11-25 19:16:42,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:16:42,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:16:42,788 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:16:42,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [743485532] [2021-11-25 19:16:42,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:16:42,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:16:42,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:16:42,790 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:16:42,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:16:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:16:43,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:16:43,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:16:43,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:16:43,581 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:16:43,586 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:16:43,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373286101] [2021-11-25 19:16:43,587 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:16:43,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [743485532] [2021-11-25 19:16:43,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [743485532] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:16:43,588 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:16:43,588 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:16:43,588 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165602650] [2021-11-25 19:16:43,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:16:43,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:16:43,589 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:16:43,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:16:43,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:16:43,590 INFO L87 Difference]: Start difference. First operand 89 states and 117 transitions. Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:16:45,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:16:45,548 INFO L93 Difference]: Finished difference Result 141 states and 177 transitions. [2021-11-25 19:16:45,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:16:45,552 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-11-25 19:16:45,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:16:45,554 INFO L225 Difference]: With dead ends: 141 [2021-11-25 19:16:45,554 INFO L226 Difference]: Without dead ends: 140 [2021-11-25 19:16:45,555 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:16:45,557 INFO L933 BasicCegarLoop]: 108 mSDtfsCounter, 32 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-25 19:16:45,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 313 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-25 19:16:45,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-11-25 19:16:45,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 138. [2021-11-25 19:16:45,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 115 states have (on average 1.2347826086956522) internal successors, (142), 129 states have internal predecessors, (142), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-25 19:16:45,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 174 transitions. [2021-11-25 19:16:45,576 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 174 transitions. Word has length 27 [2021-11-25 19:16:45,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:16:45,576 INFO L470 AbstractCegarLoop]: Abstraction has 138 states and 174 transitions. [2021-11-25 19:16:45,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:16:45,577 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 174 transitions. [2021-11-25 19:16:45,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 19:16:45,578 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:16:45,578 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:16:45,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 19:16:45,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:16:45,807 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 19:16:45,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:16:45,807 INFO L85 PathProgramCache]: Analyzing trace with hash 665685527, now seen corresponding path program 1 times [2021-11-25 19:16:45,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:16:45,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307755329] [2021-11-25 19:16:45,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:16:45,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:16:45,947 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:16:45,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1241712735] [2021-11-25 19:16:45,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:16:45,950 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:16:45,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:16:45,954 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:16:45,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 19:16:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:16:46,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 1543 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:16:46,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:16:46,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:16:46,716 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:16:46,717 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:16:46,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307755329] [2021-11-25 19:16:46,717 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:16:46,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1241712735] [2021-11-25 19:16:46,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1241712735] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:16:46,718 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:16:46,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:16:46,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352445875] [2021-11-25 19:16:46,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:16:46,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:16:46,719 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:16:46,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:16:46,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:16:46,720 INFO L87 Difference]: Start difference. First operand 138 states and 174 transitions. Second operand has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:16:47,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:16:47,722 INFO L93 Difference]: Finished difference Result 138 states and 174 transitions. [2021-11-25 19:16:47,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:16:47,733 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-25 19:16:47,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:16:47,735 INFO L225 Difference]: With dead ends: 138 [2021-11-25 19:16:47,735 INFO L226 Difference]: Without dead ends: 137 [2021-11-25 19:16:47,735 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:16:47,737 INFO L933 BasicCegarLoop]: 95 mSDtfsCounter, 59 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-25 19:16:47,737 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 205 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-25 19:16:47,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-11-25 19:16:47,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-11-25 19:16:47,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 115 states have (on average 1.2260869565217392) internal successors, (141), 128 states have internal predecessors, (141), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-25 19:16:47,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 173 transitions. [2021-11-25 19:16:47,755 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 173 transitions. Word has length 28 [2021-11-25 19:16:47,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:16:47,756 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 173 transitions. [2021-11-25 19:16:47,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:16:47,756 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 173 transitions. [2021-11-25 19:16:47,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 19:16:47,757 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:16:47,758 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:16:47,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 19:16:47,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:16:47,983 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 19:16:47,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:16:47,983 INFO L85 PathProgramCache]: Analyzing trace with hash -226314427, now seen corresponding path program 1 times [2021-11-25 19:16:47,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:16:47,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304394155] [2021-11-25 19:16:47,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:16:47,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:16:48,117 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:16:48,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [36759689] [2021-11-25 19:16:48,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:16:48,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:16:48,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:16:48,126 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:16:48,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 19:16:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:16:48,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:16:48,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:16:49,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:16:49,045 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:16:49,045 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:16:49,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304394155] [2021-11-25 19:16:49,045 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:16:49,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [36759689] [2021-11-25 19:16:49,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [36759689] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:16:49,046 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:16:49,046 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:16:49,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90916090] [2021-11-25 19:16:49,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:16:49,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:16:49,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:16:49,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:16:49,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:16:49,048 INFO L87 Difference]: Start difference. First operand 137 states and 173 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:16:50,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:16:50,374 INFO L93 Difference]: Finished difference Result 246 states and 314 transitions. [2021-11-25 19:16:50,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:16:50,387 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-25 19:16:50,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:16:50,389 INFO L225 Difference]: With dead ends: 246 [2021-11-25 19:16:50,389 INFO L226 Difference]: Without dead ends: 135 [2021-11-25 19:16:50,390 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:16:50,393 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 11 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 19:16:50,394 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 190 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 19:16:50,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2021-11-25 19:16:50,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2021-11-25 19:16:50,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 113 states have (on average 1.2212389380530972) internal successors, (138), 126 states have internal predecessors, (138), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-25 19:16:50,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 170 transitions. [2021-11-25 19:16:50,409 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 170 transitions. Word has length 30 [2021-11-25 19:16:50,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:16:50,410 INFO L470 AbstractCegarLoop]: Abstraction has 135 states and 170 transitions. [2021-11-25 19:16:50,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:16:50,410 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 170 transitions. [2021-11-25 19:16:50,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 19:16:50,412 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:16:50,412 INFO L514 BasicCegarLoop]: 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] [2021-11-25 19:16:50,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 19:16:50,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:16:50,623 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 19:16:50,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:16:50,623 INFO L85 PathProgramCache]: Analyzing trace with hash -2000698168, now seen corresponding path program 1 times [2021-11-25 19:16:50,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:16:50,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471384359] [2021-11-25 19:16:50,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:16:50,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:16:50,672 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:16:50,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1761641817] [2021-11-25 19:16:50,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:16:50,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:16:50,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:16:50,674 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:16:50,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 19:16:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:16:51,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 19:16:51,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:16:51,544 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:16:51,544 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:16:51,545 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:16:51,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471384359] [2021-11-25 19:16:51,545 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:16:51,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1761641817] [2021-11-25 19:16:51,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1761641817] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:16:51,546 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:16:51,546 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:16:51,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799108266] [2021-11-25 19:16:51,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:16:51,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:16:51,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:16:51,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:16:51,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:16:51,548 INFO L87 Difference]: Start difference. First operand 135 states and 170 transitions. Second operand has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 19:16:53,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:16:53,085 INFO L93 Difference]: Finished difference Result 252 states and 326 transitions. [2021-11-25 19:16:53,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:16:53,098 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 43 [2021-11-25 19:16:53,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:16:53,100 INFO L225 Difference]: With dead ends: 252 [2021-11-25 19:16:53,100 INFO L226 Difference]: Without dead ends: 137 [2021-11-25 19:16:53,101 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:16:53,102 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 1 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:16:53,103 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 296 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 19:16:53,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-11-25 19:16:53,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-11-25 19:16:53,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 114 states have (on average 1.2280701754385965) internal successors, (140), 128 states have internal predecessors, (140), 16 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (18), 7 states have call predecessors, (18), 16 states have call successors, (18) [2021-11-25 19:16:53,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 174 transitions. [2021-11-25 19:16:53,122 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 174 transitions. Word has length 43 [2021-11-25 19:16:53,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:16:53,122 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 174 transitions. [2021-11-25 19:16:53,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 19:16:53,145 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 174 transitions. [2021-11-25 19:16:53,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 19:16:53,148 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:16:53,149 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:16:53,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-25 19:16:53,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:16:53,370 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 19:16:53,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:16:53,371 INFO L85 PathProgramCache]: Analyzing trace with hash 56861400, now seen corresponding path program 1 times [2021-11-25 19:16:53,371 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:16:53,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42785066] [2021-11-25 19:16:53,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:16:53,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:16:53,416 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:16:53,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1696931745] [2021-11-25 19:16:53,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:16:53,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:16:53,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:16:53,424 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:16:53,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e55292-d165-4add-9aca-3e7e6a5a9eeb/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 19:16:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:16:56,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 19:16:56,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:16:56,815 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 19:16:56,816 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:16:57,024 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 19:16:57,024 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:16:57,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42785066] [2021-11-25 19:16:57,024 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:16:57,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1696931745] [2021-11-25 19:16:57,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1696931745] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:16:57,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [14744064] [2021-11-25 19:16:57,044 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-25 19:16:57,044 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:16:57,048 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:16:57,053 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:16:57,054 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:16:57,196 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 19:16:57,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-25 19:16:57,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 19:16:57,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 19:16:57,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:16:57,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 19:16:57,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-11-25 19:16:57,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 19:16:57,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 19:16:57,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 19:16:57,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 19:16:57,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 57 treesize of output 54 [2021-11-25 19:16:57,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 19:16:57,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 19:16:57,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:16:57,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:16:57,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 19:16:57,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:16:57,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:57,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 19:16:58,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2021-11-25 19:16:58,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 47 [2021-11-25 19:16:58,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 19:16:58,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:16:58,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:16:58,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 19:16:58,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 19:16:58,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:16:58,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 19:16:58,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 19:16:58,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:16:58,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:16:58,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 78 treesize of output 30 [2021-11-25 19:16:58,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 19:16:58,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:16:58,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 19:16:58,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:16:58,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:58,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 78 treesize of output 30 [2021-11-25 19:17:04,639 WARN L227 SmtUtils]: Spent 6.00s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:17:04,640 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 19:17:04,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1998 treesize of output 1475 [2021-11-25 19:17:04,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:13,324 WARN L227 SmtUtils]: Spent 8.58s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:17:13,325 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 19:17:13,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2099 treesize of output 1817 [2021-11-25 19:17:13,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:13,921 INFO L244 Elim1Store]: Index analysis took 351 ms [2021-11-25 19:17:24,657 WARN L227 SmtUtils]: Spent 10.33s on a formula simplification. DAG size of input: 244 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:17:24,658 INFO L354 Elim1Store]: treesize reduction 2566, result has 31.1 percent of original size [2021-11-25 19:17:24,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1377 [2021-11-25 19:17:25,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:25,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:25,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:25,239 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-11-25 19:17:26,285 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 19:17:26,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 37 treesize of output 65 [2021-11-25 19:17:26,636 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 19:17:26,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 38 [2021-11-25 19:17:27,104 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:27,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:27,253 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 19:17:27,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 19:17:27,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:27,551 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:17:27,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-25 19:17:27,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:27,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 27 treesize of output 15 [2021-11-25 19:17:27,721 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:27,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:27,867 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 19:17:27,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 19:17:27,899 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:27,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:27,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:27,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-11-25 19:17:28,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:28,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:28,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 13 [2021-11-25 19:17:28,197 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:28,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:28,422 INFO L354 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2021-11-25 19:17:28,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 24 [2021-11-25 19:17:28,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:28,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:28,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 19:17:28,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:28,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:28,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:28,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:28,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:28,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-11-25 19:17:28,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:28,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:29,996 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:30,060 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:30,112 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:30,161 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:30,262 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:30,284 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:30,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:30,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:30,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:30,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:30,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:30,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:30,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:30,589 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:17:30,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6492 treesize of output 6288 [2021-11-25 19:17:30,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:30,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:30,772 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:30,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:30,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:30,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:30,873 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:17:30,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 2632 treesize of output 1 [2021-11-25 19:17:30,925 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:31,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:31,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:31,036 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:31,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:31,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:31,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:31,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:31,125 INFO L244 Elim1Store]: Index analysis took 101 ms [2021-11-25 19:17:31,215 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:17:31,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 2732 treesize of output 2528 [2021-11-25 19:17:31,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:31,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:31,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:31,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:31,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:31,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:31,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:31,614 INFO L244 Elim1Store]: Index analysis took 107 ms [2021-11-25 19:17:31,667 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:17:31,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 2627 treesize of output 1 [2021-11-25 19:17:31,948 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:32,042 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:32,107 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:32,167 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:32,244 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:32,273 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:32,461 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:32,500 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:32,563 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:32,612 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:33,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:33,279 INFO L244 Elim1Store]: Index analysis took 156 ms [2021-11-25 19:17:35,311 INFO L354 Elim1Store]: treesize reduction 925, result has 60.5 percent of original size [2021-11-25 19:17:35,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 6569 treesize of output 7514 [2021-11-25 19:17:36,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:37,058 INFO L244 Elim1Store]: Index analysis took 174 ms [2021-11-25 19:17:39,866 INFO L354 Elim1Store]: treesize reduction 460, result has 75.4 percent of original size [2021-11-25 19:17:39,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 3753 [2021-11-25 19:17:40,232 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:40,288 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:40,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:40,623 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-11-25 19:17:40,817 INFO L354 Elim1Store]: treesize reduction 1840, result has 0.1 percent of original size [2021-11-25 19:17:40,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2709 treesize of output 1 [2021-11-25 19:17:41,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:41,143 INFO L244 Elim1Store]: Index analysis took 113 ms [2021-11-25 19:17:41,410 INFO L354 Elim1Store]: treesize reduction 1840, result has 0.1 percent of original size [2021-11-25 19:17:41,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2704 treesize of output 1 [2021-11-25 19:17:42,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:42,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,499 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:42,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2695 treesize of output 2239 [2021-11-25 19:17:42,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,648 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:42,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:42,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 19:17:42,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:42,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:42,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:42,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 19:17:43,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:43,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:43,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:43,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:43,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:43,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:43,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:43,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:43,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 19:17:43,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:43,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:43,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:43,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:43,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:43,597 INFO L244 Elim1Store]: Index analysis took 114 ms [2021-11-25 19:17:43,847 INFO L354 Elim1Store]: treesize reduction 8, result has 88.7 percent of original size [2021-11-25 19:17:43,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2695 treesize of output 2301 [2021-11-25 19:17:44,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:44,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:44,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:44,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:44,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:44,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:44,173 INFO L244 Elim1Store]: Index analysis took 189 ms [2021-11-25 19:17:44,228 INFO L354 Elim1Store]: treesize reduction 70, result has 1.4 percent of original size [2021-11-25 19:17:44,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 6560 treesize of output 1 [2021-11-25 19:17:44,328 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:44,429 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:44,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:44,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:44,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:44,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:44,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:44,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:44,597 INFO L244 Elim1Store]: Index analysis took 168 ms [2021-11-25 19:17:44,719 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 19:17:44,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2384 [2021-11-25 19:17:44,798 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:44,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:45,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,110 INFO L244 Elim1Store]: Index analysis took 145 ms [2021-11-25 19:17:45,148 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 19:17:45,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2700 treesize of output 1 [2021-11-25 19:17:45,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,424 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:45,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2695 treesize of output 2239 [2021-11-25 19:17:45,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:45,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:45,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,680 INFO L244 Elim1Store]: Index analysis took 122 ms [2021-11-25 19:17:45,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 19:17:45,865 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:45,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:45,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:45,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:46,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:46,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:46,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:46,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:46,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:46,132 INFO L244 Elim1Store]: Index analysis took 183 ms [2021-11-25 19:17:46,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 19:17:46,222 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:46,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:46,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:46,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:46,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:46,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:46,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:46,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:46,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 19:17:50,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:50,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:50,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:50,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:50,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 19:17:50,125 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:50,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:50,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:50,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:50,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:50,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:50,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 19:17:50,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:50,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:50,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:50,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:50,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:50,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:50,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6471 treesize of output 6095 [2021-11-25 19:17:50,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:50,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:50,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:50,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:50,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2606 treesize of output 2236 [2021-11-25 19:17:51,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,104 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,229 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,275 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,318 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,491 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,618 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,676 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,733 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,824 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,925 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:51,976 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:52,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:52,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:52,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:52,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-25 19:17:52,606 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:52,674 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:52,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:52,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:52,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:52,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:52,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-25 19:17:52,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:53,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:53,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:53,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:53,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6539 treesize of output 6095 [2021-11-25 19:17:53,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:53,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:53,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:53,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2674 treesize of output 2236 [2021-11-25 19:17:53,446 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:53,496 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:53,556 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:53,599 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:53,673 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:53,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:53,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:53,853 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:53,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:53,924 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:54,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:54,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:54,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:54,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:54,450 INFO L354 Elim1Store]: treesize reduction 793, result has 31.7 percent of original size [2021-11-25 19:17:54,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 6548 treesize of output 6466 [2021-11-25 19:17:54,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:54,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:54,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:54,885 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 19:17:54,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 19:17:55,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:55,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:55,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:55,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:55,413 INFO L354 Elim1Store]: treesize reduction 793, result has 32.0 percent of original size [2021-11-25 19:17:55,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 2712 [2021-11-25 19:17:55,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:55,579 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:55,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:55,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:55,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:55,861 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 19:17:55,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2683 treesize of output 2239 [2021-11-25 19:17:57,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:57,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:57,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:57,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 19:17:57,735 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:57,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:57,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:57,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:57,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:57,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 19:17:57,922 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:58,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:17:58,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:58,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:58,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:58,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6471 treesize of output 6095 [2021-11-25 19:17:58,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:58,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:58,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:17:58,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2606 treesize of output 2236 [2021-11-25 19:17:58,632 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:58,705 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:58,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:58,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:58,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:58,938 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:58,976 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:59,037 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:59,100 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:59,142 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:59,287 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:59,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:59,406 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:59,483 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:59,547 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:17:59,589 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,054 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,116 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,210 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,341 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,528 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,701 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,736 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,846 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,933 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:00,965 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:01,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:18:01,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,148 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:18:01,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,245 INFO L244 Elim1Store]: Index analysis took 132 ms [2021-11-25 19:18:01,265 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:18:01,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6548 treesize of output 6098 [2021-11-25 19:18:01,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:18:01,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,540 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:18:01,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 19:18:01,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:18:01,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:18:01,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:01,758 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-11-25 19:18:01,776 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:18:01,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 2788 treesize of output 2338 [2021-11-25 19:18:01,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:01,899 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:18:02,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:02,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:02,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:18:02,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:02,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:02,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:02,170 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:18:02,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 2683 treesize of output 2239 [2021-11-25 19:18:06,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:06,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:06,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:06,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:18:06,574 INFO L244 Elim1Store]: Index analysis took 158 ms [2021-11-25 19:18:11,051 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-25 19:18:11,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 8 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 214544 treesize of output 214482 [2021-11-25 19:28:14,559 WARN L227 SmtUtils]: Spent 12.86s on a formula simplification that was a NOOP. DAG size: 3987 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)