./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V --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 9c302c0a70f15041d912ede4a343504399632b0722d257e8570893a260b2b8dc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:23:43,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:23:43,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:23:43,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:23:43,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:23:43,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:23:43,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:23:43,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:23:43,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:23:43,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:23:43,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:23:43,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:23:43,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:23:43,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:23:43,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:23:43,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:23:43,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:23:43,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:23:43,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:23:43,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:23:43,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:23:43,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:23:43,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:23:43,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:23:43,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:23:43,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:23:43,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:23:43,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:23:43,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:23:43,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:23:43,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:23:43,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:23:43,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:23:43,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:23:43,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:23:43,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:23:43,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:23:43,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:23:43,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:23:43,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:23:43,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:23:43,971 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-23 02:23:44,028 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:23:44,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:23:44,028 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:23:44,028 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:23:44,029 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:23:44,029 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:23:44,029 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:23:44,030 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:23:44,030 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:23:44,030 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:23:44,030 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:23:44,030 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:23:44,031 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:23:44,031 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:23:44,031 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:23:44,031 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:23:44,031 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:23:44,032 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:23:44,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:23:44,033 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:23:44,037 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 02:23:44,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:23:44,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:23:44,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:23:44,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:23:44,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:23:44,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:23:44,057 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 02:23:44,057 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:23:44,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:23:44,058 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:23:44,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:23:44,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:23:44,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:23:44,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:23:44,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:23:44,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:23:44,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:23:44,060 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:23:44,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:23:44,061 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:23:44,061 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:23:44,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:23:44,061 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_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c302c0a70f15041d912ede4a343504399632b0722d257e8570893a260b2b8dc [2021-11-23 02:23:44,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:23:44,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:23:44,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:23:44,437 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:23:44,438 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:23:44,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i [2021-11-23 02:23:44,506 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/data/4036b9b4d/2e201edb06b34a6c8de510fa5450625b/FLAG44f388187 [2021-11-23 02:23:45,354 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:23:45,355 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i [2021-11-23 02:23:45,398 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/data/4036b9b4d/2e201edb06b34a6c8de510fa5450625b/FLAG44f388187 [2021-11-23 02:23:45,462 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/data/4036b9b4d/2e201edb06b34a6c8de510fa5450625b [2021-11-23 02:23:45,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:23:45,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:23:45,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:23:45,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:23:45,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:23:45,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:23:45" (1/1) ... [2021-11-23 02:23:45,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4529ba71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:45, skipping insertion in model container [2021-11-23 02:23:45,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:23:45" (1/1) ... [2021-11-23 02:23:45,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:23:45,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:23:46,275 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_f4fe0522-a71b-423a-a37d-5e1fc704863c/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i[33021,33034] [2021-11-23 02:23:46,561 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_f4fe0522-a71b-423a-a37d-5e1fc704863c/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i[84583,84596] [2021-11-23 02:23:46,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:23:46,607 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:23:46,660 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_f4fe0522-a71b-423a-a37d-5e1fc704863c/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i[33021,33034] [2021-11-23 02:23:46,823 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_f4fe0522-a71b-423a-a37d-5e1fc704863c/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i[84583,84596] [2021-11-23 02:23:46,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:23:46,879 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:23:46,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:46 WrapperNode [2021-11-23 02:23:46,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:23:46,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:23:46,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:23:46,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:23:46,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:46" (1/1) ... [2021-11-23 02:23:46,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:46" (1/1) ... [2021-11-23 02:23:47,115 INFO L137 Inliner]: procedures = 177, calls = 781, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3027 [2021-11-23 02:23:47,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:23:47,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:23:47,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:23:47,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:23:47,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:46" (1/1) ... [2021-11-23 02:23:47,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:46" (1/1) ... [2021-11-23 02:23:47,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:46" (1/1) ... [2021-11-23 02:23:47,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:46" (1/1) ... [2021-11-23 02:23:47,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:46" (1/1) ... [2021-11-23 02:23:47,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:46" (1/1) ... [2021-11-23 02:23:47,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:46" (1/1) ... [2021-11-23 02:23:47,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:23:47,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:23:47,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:23:47,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:23:47,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:46" (1/1) ... [2021-11-23 02:23:47,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:23:47,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:47,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:23:47,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:23:47,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:23:47,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 02:23:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 02:23:47,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:23:47,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 02:23:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 02:23:47,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:23:47,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:23:47,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:23:47,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:23:47,376 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 02:23:47,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:23:47,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:23:47,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:23:47,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:23:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:23:47,556 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:23:47,558 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:23:50,057 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:23:50,607 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:23:50,608 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-23 02:23:50,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:23:50 BoogieIcfgContainer [2021-11-23 02:23:50,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:23:50,617 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:23:50,618 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:23:50,622 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:23:50,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:23:45" (1/3) ... [2021-11-23 02:23:50,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56f83c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:23:50, skipping insertion in model container [2021-11-23 02:23:50,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:23:46" (2/3) ... [2021-11-23 02:23:50,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56f83c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:23:50, skipping insertion in model container [2021-11-23 02:23:50,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:23:50" (3/3) ... [2021-11-23 02:23:50,627 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test9-2.i [2021-11-23 02:23:50,633 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:23:50,634 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-11-23 02:23:50,710 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:23:50,726 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 [2021-11-23 02:23:50,727 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-23 02:23:50,790 INFO L276 IsEmpty]: Start isEmpty. Operand has 1123 states, 609 states have (on average 1.9655172413793103) internal successors, (1197), 1117 states have internal predecessors, (1197), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2021-11-23 02:23:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 02:23:50,794 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:50,794 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-23 02:23:50,795 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 02:23:50,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:50,801 INFO L85 PathProgramCache]: Analyzing trace with hash 144769903, now seen corresponding path program 1 times [2021-11-23 02:23:50,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:23:50,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003754323] [2021-11-23 02:23:50,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:50,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:23:50,925 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:23:50,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [741525777] [2021-11-23 02:23:50,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:50,927 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:50,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:50,929 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:23:50,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:23:51,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:51,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 02:23:51,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:51,203 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 11 treesize of output 7 [2021-11-23 02:23:51,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 02:23:51,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2021-11-23 02:23:51,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:23:51,303 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:23:51,303 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:23:51,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003754323] [2021-11-23 02:23:51,305 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:23:51,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [741525777] [2021-11-23 02:23:51,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [741525777] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:51,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:23:51,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:23:51,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172886922] [2021-11-23 02:23:51,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:51,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:23:51,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:23:51,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:23:51,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:23:51,360 INFO L87 Difference]: Start difference. First operand has 1123 states, 609 states have (on average 1.9655172413793103) internal successors, (1197), 1117 states have internal predecessors, (1197), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:23:54,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:54,289 INFO L93 Difference]: Finished difference Result 3309 states and 6518 transitions. [2021-11-23 02:23:54,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:23:54,303 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-23 02:23:54,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:54,353 INFO L225 Difference]: With dead ends: 3309 [2021-11-23 02:23:54,353 INFO L226 Difference]: Without dead ends: 2167 [2021-11-23 02:23:54,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:23:54,368 INFO L933 BasicCegarLoop]: 2605 mSDtfsCounter, 1068 mSDsluCounter, 4215 mSDsCounter, 0 mSdLazyCounter, 623 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1568 SdHoareTripleChecker+Valid, 6799 SdHoareTripleChecker+Invalid, 627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:54,369 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1568 Valid, 6799 Invalid, 627 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 623 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-11-23 02:23:54,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2167 states. [2021-11-23 02:23:55,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2167 to 1111. [2021-11-23 02:23:55,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1111 states, 598 states have (on average 1.874581939799331) internal successors, (1121), 1105 states have internal predecessors, (1121), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2021-11-23 02:23:55,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 1111 states and 2127 transitions. [2021-11-23 02:23:55,336 INFO L78 Accepts]: Start accepts. Automaton has 1111 states and 2127 transitions. Word has length 4 [2021-11-23 02:23:55,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:55,337 INFO L470 AbstractCegarLoop]: Abstraction has 1111 states and 2127 transitions. [2021-11-23 02:23:55,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:23:55,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2127 transitions. [2021-11-23 02:23:55,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 02:23:55,339 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:55,339 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] [2021-11-23 02:23:55,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:55,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-23 02:23:55,553 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 02:23:55,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:55,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1404847448, now seen corresponding path program 1 times [2021-11-23 02:23:55,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:23:55,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169015000] [2021-11-23 02:23:55,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:55,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:23:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:55,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:23:55,666 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:23:55,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169015000] [2021-11-23 02:23:55,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169015000] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:55,669 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:23:55,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:23:55,675 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533900657] [2021-11-23 02:23:55,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:55,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:23:55,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:23:55,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:23:55,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:23:55,678 INFO L87 Difference]: Start difference. First operand 1111 states and 2127 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-11-23 02:23:58,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:58,233 INFO L93 Difference]: Finished difference Result 3200 states and 6229 transitions. [2021-11-23 02:23:58,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:23:58,237 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2021-11-23 02:23:58,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:58,258 INFO L225 Difference]: With dead ends: 3200 [2021-11-23 02:23:58,258 INFO L226 Difference]: Without dead ends: 2154 [2021-11-23 02:23:58,263 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:23:58,265 INFO L933 BasicCegarLoop]: 2598 mSDtfsCounter, 1051 mSDsluCounter, 4195 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1551 SdHoareTripleChecker+Valid, 6778 SdHoareTripleChecker+Invalid, 588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:58,266 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1551 Valid, 6778 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-23 02:23:58,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2154 states. [2021-11-23 02:23:58,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2154 to 1111. [2021-11-23 02:23:58,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1111 states, 598 states have (on average 1.8729096989966556) internal successors, (1120), 1105 states have internal predecessors, (1120), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2021-11-23 02:23:58,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 1111 states and 2126 transitions. [2021-11-23 02:23:58,612 INFO L78 Accepts]: Start accepts. Automaton has 1111 states and 2126 transitions. Word has length 20 [2021-11-23 02:23:58,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:58,613 INFO L470 AbstractCegarLoop]: Abstraction has 1111 states and 2126 transitions. [2021-11-23 02:23:58,613 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-11-23 02:23:58,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2126 transitions. [2021-11-23 02:23:58,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 02:23:58,633 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:58,633 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] [2021-11-23 02:23:58,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:23:58,634 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 02:23:58,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:58,634 INFO L85 PathProgramCache]: Analyzing trace with hash -980144550, now seen corresponding path program 1 times [2021-11-23 02:23:58,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:23:58,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54638770] [2021-11-23 02:23:58,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:58,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:23:58,678 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:23:58,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1738693548] [2021-11-23 02:23:58,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:58,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:58,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:58,689 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:23:58,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:23:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:58,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 02:23:58,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:59,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:23:59,063 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:23:59,063 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:23:59,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54638770] [2021-11-23 02:23:59,064 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:23:59,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1738693548] [2021-11-23 02:23:59,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1738693548] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:59,064 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:23:59,065 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:23:59,065 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144496292] [2021-11-23 02:23:59,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:59,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:23:59,066 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:23:59,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:23:59,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:23:59,066 INFO L87 Difference]: Start difference. First operand 1111 states and 2126 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:24:00,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:24:00,095 INFO L93 Difference]: Finished difference Result 3258 states and 6292 transitions. [2021-11-23 02:24:00,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:24:00,102 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-23 02:24:00,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:24:00,122 INFO L225 Difference]: With dead ends: 3258 [2021-11-23 02:24:00,122 INFO L226 Difference]: Without dead ends: 2152 [2021-11-23 02:24:00,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:24:00,128 INFO L933 BasicCegarLoop]: 2621 mSDtfsCounter, 1039 mSDsluCounter, 2102 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 4711 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-23 02:24:00,129 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1541 Valid, 4711 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-23 02:24:00,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2152 states. [2021-11-23 02:24:00,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2152 to 2148. [2021-11-23 02:24:00,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2148 states, 1135 states have (on average 1.905726872246696) internal successors, (2163), 2142 states have internal predecessors, (2163), 1003 states have call successors, (1003), 2 states have call predecessors, (1003), 2 states have return successors, (1003), 5 states have call predecessors, (1003), 1003 states have call successors, (1003) [2021-11-23 02:24:00,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 2148 states and 4169 transitions. [2021-11-23 02:24:00,679 INFO L78 Accepts]: Start accepts. Automaton has 2148 states and 4169 transitions. Word has length 28 [2021-11-23 02:24:00,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:24:00,682 INFO L470 AbstractCegarLoop]: Abstraction has 2148 states and 4169 transitions. [2021-11-23 02:24:00,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:24:00,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 4169 transitions. [2021-11-23 02:24:00,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 02:24:00,686 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:24:00,686 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:24:00,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:24:00,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:24:00,913 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 02:24:00,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:24:00,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1908377992, now seen corresponding path program 1 times [2021-11-23 02:24:00,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:24:00,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901186341] [2021-11-23 02:24:00,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:24:00,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:24:00,951 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:24:00,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1885778660] [2021-11-23 02:24:00,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:24:00,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:24:00,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:24:00,957 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:24:00,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 02:24:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:24:01,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 02:24:01,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:24:02,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:24:02,100 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:24:02,100 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:24:02,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901186341] [2021-11-23 02:24:02,100 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:24:02,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1885778660] [2021-11-23 02:24:02,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1885778660] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:24:02,101 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:24:02,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 02:24:02,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380879330] [2021-11-23 02:24:02,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:24:02,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:24:02,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:24:02,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:24:02,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:24:02,102 INFO L87 Difference]: Start difference. First operand 2148 states and 4169 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:24:04,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:24:04,038 INFO L93 Difference]: Finished difference Result 4280 states and 8324 transitions. [2021-11-23 02:24:04,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:24:04,043 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2021-11-23 02:24:04,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:24:04,064 INFO L225 Difference]: With dead ends: 4280 [2021-11-23 02:24:04,064 INFO L226 Difference]: Without dead ends: 2150 [2021-11-23 02:24:04,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:24:04,072 INFO L933 BasicCegarLoop]: 2106 mSDtfsCounter, 1 mSDsluCounter, 4234 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6314 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-23 02:24:04,072 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 6314 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-23 02:24:04,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2150 states. [2021-11-23 02:24:04,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2150 to 2150. [2021-11-23 02:24:04,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2150 states, 1136 states have (on average 1.9058098591549295) internal successors, (2165), 2144 states have internal predecessors, (2165), 1003 states have call successors, (1003), 2 states have call predecessors, (1003), 3 states have return successors, (1004), 5 states have call predecessors, (1004), 1003 states have call successors, (1004) [2021-11-23 02:24:04,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 2150 states and 4172 transitions. [2021-11-23 02:24:04,564 INFO L78 Accepts]: Start accepts. Automaton has 2150 states and 4172 transitions. Word has length 41 [2021-11-23 02:24:04,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:24:04,565 INFO L470 AbstractCegarLoop]: Abstraction has 2150 states and 4172 transitions. [2021-11-23 02:24:04,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:24:04,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 4172 transitions. [2021-11-23 02:24:04,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 02:24:04,570 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:24:04,570 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] [2021-11-23 02:24:04,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:24:04,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:24:04,785 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 02:24:04,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:24:04,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1893633940, now seen corresponding path program 1 times [2021-11-23 02:24:04,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:24:04,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182355990] [2021-11-23 02:24:04,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:24:04,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:24:04,820 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 02:24:04,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [12537964] [2021-11-23 02:24:04,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:24:04,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:24:04,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:24:04,823 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:24:04,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4fe0522-a71b-423a-a37d-5e1fc704863c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 02:24:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:24:05,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 02:24:05,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:24:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 02:24:05,504 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:24:05,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 02:24:05,657 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:24:05,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182355990] [2021-11-23 02:24:05,657 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 02:24:05,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12537964] [2021-11-23 02:24:05,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [12537964] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:24:05,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1720220920] [2021-11-23 02:24:05,685 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-23 02:24:05,685 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:24:05,690 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:24:05,698 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:24:05,699 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:24:05,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:05,841 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 02:24:05,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-23 02:24:05,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 02:24:05,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:05,865 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 [2021-11-23 02:24:05,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:05,877 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 [2021-11-23 02:24:05,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 02:24:05,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 02:24:05,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:05,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:05,963 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 02:24:05,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2021-11-23 02:24:05,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:05,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,000 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 02:24:06,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2021-11-23 02:24:06,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 02:24:06,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,065 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 02:24:06,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 02:24:06,121 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 [2021-11-23 02:24:06,130 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 [2021-11-23 02:24:06,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2021-11-23 02:24:06,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 75 [2021-11-23 02:24:06,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,490 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 60 treesize of output 74 [2021-11-23 02:24:06,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,526 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 [2021-11-23 02:24:06,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,551 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 [2021-11-23 02:24:06,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,587 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 [2021-11-23 02:24:06,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,609 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 [2021-11-23 02:24:06,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 96 [2021-11-23 02:24:06,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-23 02:24:06,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,739 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 [2021-11-23 02:24:06,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-23 02:24:06,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,832 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 110 treesize of output 115 [2021-11-23 02:24:06,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,943 INFO L354 Elim1Store]: treesize reduction 170, result has 24.8 percent of original size [2021-11-23 02:24:06,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 127 treesize of output 163 [2021-11-23 02:24:06,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:06,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,011 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 02:24:07,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 145 treesize of output 156 [2021-11-23 02:24:07,121 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 11 treesize of output 7 [2021-11-23 02:24:07,126 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 11 treesize of output 7 [2021-11-23 02:24:07,131 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 13 treesize of output 9 [2021-11-23 02:24:07,186 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 02:24:07,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 88 [2021-11-23 02:24:07,215 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-23 02:24:07,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 91 [2021-11-23 02:24:07,247 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 02:24:07,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 94 [2021-11-23 02:24:07,296 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 [2021-11-23 02:24:07,302 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 [2021-11-23 02:24:07,309 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 [2021-11-23 02:24:07,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-23 02:24:07,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,403 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 108 treesize of output 42 [2021-11-23 02:24:07,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 02:24:07,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-23 02:24:07,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,594 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 108 treesize of output 42 [2021-11-23 02:24:07,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:07,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 02:24:15,735 WARN L227 SmtUtils]: Spent 7.99s 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) [2021-11-23 02:24:15,736 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 02:24:15,736 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 2863 treesize of output 2340 [2021-11-23 02:24:15,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:24,303 WARN L227 SmtUtils]: Spent 8.51s 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) [2021-11-23 02:24:24,303 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 02:24:24,304 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 2964 treesize of output 2682 [2021-11-23 02:24:36,653 WARN L227 SmtUtils]: Spent 12.15s on a formula simplification. DAG size of input: 252 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 02:24:36,654 INFO L354 Elim1Store]: treesize reduction 2662, result has 30.3 percent of original size [2021-11-23 02:24:36,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 2868 treesize of output 2698 [2021-11-23 02:24:37,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:37,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:38,002 INFO L354 Elim1Store]: treesize reduction 102, result has 20.3 percent of original size [2021-11-23 02:24:38,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 25966 treesize of output 25980 [2021-11-23 02:24:38,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:38,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:39,115 INFO L354 Elim1Store]: treesize reduction 172, result has 15.3 percent of original size [2021-11-23 02:24:39,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 17 case distinctions, treesize of input 25965 treesize of output 25980 [2021-11-23 02:24:39,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:40,002 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-23 02:24:40,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-23 02:24:40,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:40,374 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:24:40,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-23 02:24:40,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:40,610 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 25 treesize of output 15 [2021-11-23 02:24:40,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:40,809 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:40,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,196 INFO L354 Elim1Store]: treesize reduction 11, result has 56.0 percent of original size [2021-11-23 02:24:41,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 44 [2021-11-23 02:24:41,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:41,886 INFO L354 Elim1Store]: treesize reduction 18, result has 66.0 percent of original size [2021-11-23 02:24:41,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 87 [2021-11-23 02:24:42,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:42,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:42,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:42,069 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 59 [2021-11-23 02:24:42,968 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,003 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,026 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,081 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,141 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,233 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,281 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,317 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,345 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,398 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,435 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,460 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,544 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:43,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:43,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:43,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:43,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:43,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:43,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:43,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:43,723 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-23 02:24:43,806 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:24:43,807 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 1304 treesize of output 894 [2021-11-23 02:24:44,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:44,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:44,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:44,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:44,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:44,136 INFO L244 Elim1Store]: Index analysis took 119 ms [2021-11-23 02:24:44,282 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:24:44,282 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 3163 treesize of output 2777 [2021-11-23 02:24:44,628 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,772 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,837 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:44,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:45,009 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:45,084 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:45,111 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:45,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:45,239 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:45,271 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:45,344 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:45,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:45,389 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:45,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:45,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:45,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:45,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:45,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:45,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:45,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:45,890 INFO L244 Elim1Store]: Index analysis took 160 ms [2021-11-23 02:24:45,903 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 02:24:45,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3577 treesize of output 3127 [2021-11-23 02:24:46,380 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,411 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,493 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,558 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,651 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,741 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,797 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,852 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,889 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:46,978 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:47,019 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:47,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:47,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:47,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:47,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:47,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:47,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:47,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:47,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:47,286 INFO L244 Elim1Store]: Index analysis took 200 ms [2021-11-23 02:24:47,287 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 1304 treesize of output 842 [2021-11-23 02:24:47,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:47,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:47,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:47,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:47,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:47,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:47,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:47,622 INFO L244 Elim1Store]: Index analysis took 155 ms [2021-11-23 02:24:47,624 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 3163 treesize of output 2707 [2021-11-23 02:24:47,779 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:47,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:47,885 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:47,905 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:47,956 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:47,982 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:48,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:48,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:48,180 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:48,207 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:48,235 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:48,342 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:48,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:48,405 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:48,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:48,504 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:48,532 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:48,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:48,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:48,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:48,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:48,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:48,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:48,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:48,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:48,909 INFO L244 Elim1Store]: Index analysis took 124 ms [2021-11-23 02:24:48,910 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 3577 treesize of output 3127 [2021-11-23 02:24:49,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:49,384 INFO L244 Elim1Store]: Index analysis took 135 ms [2021-11-23 02:24:50,852 INFO L354 Elim1Store]: treesize reduction 485, result has 73.8 percent of original size [2021-11-23 02:24:50,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 3586 treesize of output 4493 [2021-11-23 02:24:51,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:51,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:51,602 INFO L244 Elim1Store]: Index analysis took 136 ms [2021-11-23 02:24:51,755 INFO L354 Elim1Store]: treesize reduction 1822, result has 0.1 percent of original size [2021-11-23 02:24:51,755 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 8 case distinctions, treesize of input 3172 treesize of output 1 [2021-11-23 02:24:51,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:51,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:51,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:51,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:51,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,054 INFO L244 Elim1Store]: Index analysis took 155 ms [2021-11-23 02:24:52,056 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 1274 treesize of output 824 [2021-11-23 02:24:52,078 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:52,113 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:52,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:52,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:52,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,393 INFO L244 Elim1Store]: Index analysis took 164 ms [2021-11-23 02:24:52,506 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:24:52,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1274 treesize of output 876 [2021-11-23 02:24:52,535 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:52,577 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:52,701 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:52,721 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:52,759 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:52,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:52,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:52,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:52,973 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 1274 treesize of output 824 [2021-11-23 02:24:53,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:53,243 INFO L244 Elim1Store]: Index analysis took 156 ms [2021-11-23 02:24:54,565 INFO L354 Elim1Store]: treesize reduction 951, result has 49.2 percent of original size [2021-11-23 02:24:54,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 1313 treesize of output 1766 [2021-11-23 02:24:54,603 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:54,639 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:54,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:54,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:54,828 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:55,158 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:55,202 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:55,272 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:55,358 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:55,389 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:55,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:55,473 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:55,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:55,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:55,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:55,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:55,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:55,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:55,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:55,641 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-11-23 02:24:55,763 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:24:55,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1236 treesize of output 1032 [2021-11-23 02:24:55,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:55,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:55,913 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:55,945 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:56,013 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:56,119 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:56,152 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:56,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:56,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:56,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:56,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:56,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:56,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:56,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:56,364 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 02:24:56,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3095 treesize of output 2707 [2021-11-23 02:24:57,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:57,419 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:57,496 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:57,540 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:57,620 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:57,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:57,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:57,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:57,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:57,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:57,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:57,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:57,692 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 1304 treesize of output 842 [2021-11-23 02:24:57,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:57,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:57,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:57,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:57,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:57,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:57,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:57,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:57,865 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 3163 treesize of output 2707 [2021-11-23 02:24:58,001 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:58,089 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:58,138 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:58,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:58,290 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:58,335 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:24:58,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:58,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:58,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:24:58,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:58,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:58,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:58,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:58,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:58,535 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 3577 treesize of output 3127 [2021-11-23 02:24:59,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:59,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:59,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:59,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:24:59,953 INFO L244 Elim1Store]: Index analysis took 229 ms [2021-11-23 02:25:04,532 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-23 02:25:04,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 86633 treesize of output 88081