./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-1.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_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/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_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/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_a537c0d7-6db6-449f-b4bd-642a83129fae/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 4f54335276b565c52e40eef6a3f78ed9d794347e65877e7f862e4de86bcdea73 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:50:52,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:50:52,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:50:52,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:50:52,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:50:52,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:50:52,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:50:52,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:50:52,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:50:52,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:50:52,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:50:52,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:50:52,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:50:52,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:50:52,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:50:52,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:50:52,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:50:52,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:50:52,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:50:52,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:50:52,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:50:52,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:50:52,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:50:52,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:50:52,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:50:52,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:50:52,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:50:52,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:50:52,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:50:52,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:50:52,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:50:52,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:50:52,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:50:52,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:50:52,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:50:52,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:50:52,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:50:52,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:50:52,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:50:52,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:50:52,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:50:52,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-23 01:50:52,936 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:50:52,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:50:52,937 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:50:52,937 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:50:52,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:50:52,938 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:50:52,938 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:50:52,939 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:50:52,939 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:50:52,939 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 01:50:52,939 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:50:52,940 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:50:52,940 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 01:50:52,940 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 01:50:52,941 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:50:52,941 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 01:50:52,941 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 01:50:52,941 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 01:50:52,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:50:52,943 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:50:52,943 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:50:52,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:50:52,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:50:52,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:50:52,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:50:52,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:50:52,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:50:52,945 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:50:52,945 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:50:52,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:50:52,946 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:50:52,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:50:52,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:50:52,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:50:52,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:50:52,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:50:52,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:50:52,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:50:52,948 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 01:50:52,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:50:52,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:50:52,949 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:50:52,949 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:50:52,949 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_a537c0d7-6db6-449f-b4bd-642a83129fae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f54335276b565c52e40eef6a3f78ed9d794347e65877e7f862e4de86bcdea73 [2021-11-23 01:50:53,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:50:53,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:50:53,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:50:53,313 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:50:53,314 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:50:53,315 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-1.i [2021-11-23 01:50:53,397 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/data/323ac5d38/885828a126e34864806bea03b4a9e3ca/FLAGbda3bb9a0 [2021-11-23 01:50:54,396 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:50:54,398 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-1.i [2021-11-23 01:50:54,441 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/data/323ac5d38/885828a126e34864806bea03b4a9e3ca/FLAGbda3bb9a0 [2021-11-23 01:50:54,933 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/data/323ac5d38/885828a126e34864806bea03b4a9e3ca [2021-11-23 01:50:54,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:50:54,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:50:54,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:50:54,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:50:54,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:50:54,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:50:54" (1/1) ... [2021-11-23 01:50:54,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c6b0204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:54, skipping insertion in model container [2021-11-23 01:50:54,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:50:54" (1/1) ... [2021-11-23 01:50:54,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:50:55,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:50:55,550 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_a537c0d7-6db6-449f-b4bd-642a83129fae/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-1.i[33021,33034] [2021-11-23 01:50:55,858 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_a537c0d7-6db6-449f-b4bd-642a83129fae/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-1.i[84583,84596] [2021-11-23 01:50:55,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:50:55,881 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:50:55,925 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_a537c0d7-6db6-449f-b4bd-642a83129fae/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-1.i[33021,33034] [2021-11-23 01:50:56,059 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_a537c0d7-6db6-449f-b4bd-642a83129fae/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-1.i[84583,84596] [2021-11-23 01:50:56,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:50:56,117 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:50:56,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:56 WrapperNode [2021-11-23 01:50:56,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:50:56,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:50:56,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:50:56,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:50:56,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:56" (1/1) ... [2021-11-23 01:50:56,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:56" (1/1) ... [2021-11-23 01:50:56,323 INFO L137 Inliner]: procedures = 177, calls = 730, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2872 [2021-11-23 01:50:56,324 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:50:56,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:50:56,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:50:56,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:50:56,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:56" (1/1) ... [2021-11-23 01:50:56,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:56" (1/1) ... [2021-11-23 01:50:56,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:56" (1/1) ... [2021-11-23 01:50:56,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:56" (1/1) ... [2021-11-23 01:50:56,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:56" (1/1) ... [2021-11-23 01:50:56,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:56" (1/1) ... [2021-11-23 01:50:56,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:56" (1/1) ... [2021-11-23 01:50:56,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:50:56,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:50:56,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:50:56,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:50:56,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:56" (1/1) ... [2021-11-23 01:50:56,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:50:56,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:50:56,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 01:50:56,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 01:50:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:50:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:50:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:50:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:50:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:50:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:50:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:50:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:50:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:50:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:50:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 01:50:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:50:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:50:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:50:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:50:56,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:50:56,892 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:50:56,894 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:50:59,352 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:50:59,968 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:50:59,968 INFO L301 CfgBuilder]: Removed 54 assume(true) statements. [2021-11-23 01:50:59,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:50:59 BoogieIcfgContainer [2021-11-23 01:50:59,974 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:50:59,976 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 01:50:59,976 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 01:50:59,980 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 01:50:59,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:50:54" (1/3) ... [2021-11-23 01:50:59,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e53b3f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:50:59, skipping insertion in model container [2021-11-23 01:50:59,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:56" (2/3) ... [2021-11-23 01:50:59,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e53b3f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:50:59, skipping insertion in model container [2021-11-23 01:50:59,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:50:59" (3/3) ... [2021-11-23 01:50:59,983 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test9-1.i [2021-11-23 01:50:59,989 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 01:50:59,990 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-11-23 01:51:00,052 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 01:51:00,060 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 01:51:00,061 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-23 01:51:00,114 INFO L276 IsEmpty]: Start isEmpty. Operand has 1109 states, 595 states have (on average 1.969747899159664) internal successors, (1172), 1103 states have internal predecessors, (1172), 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 01:51:00,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:51:00,118 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:51:00,119 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-23 01:51:00,119 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 01:51:00,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:51:00,126 INFO L85 PathProgramCache]: Analyzing trace with hash 141041905, now seen corresponding path program 1 times [2021-11-23 01:51:00,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:51:00,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381742589] [2021-11-23 01:51:00,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:51:00,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:00,257 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 01:51:00,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2032315892] [2021-11-23 01:51:00,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:51:00,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:51:00,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:51:00,273 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 01:51:00,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 01:51:00,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:00,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:51:00,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:51:00,524 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 01:51:00,554 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 01:51:00,648 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 01:51:00,661 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 01:51:00,662 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 01:51:00,662 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:51:00,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381742589] [2021-11-23 01:51:00,663 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 01:51:00,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2032315892] [2021-11-23 01:51:00,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2032315892] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:51:00,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:51:00,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 01:51:00,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777354007] [2021-11-23 01:51:00,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:51:00,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 01:51:00,674 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:51:00,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 01:51:00,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 01:51:00,723 INFO L87 Difference]: Start difference. First operand has 1109 states, 595 states have (on average 1.969747899159664) internal successors, (1172), 1103 states have internal predecessors, (1172), 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 01:51:03,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:51:03,718 INFO L93 Difference]: Finished difference Result 3278 states and 6462 transitions. [2021-11-23 01:51:03,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 01:51:03,726 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 01:51:03,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:51:03,788 INFO L225 Difference]: With dead ends: 3278 [2021-11-23 01:51:03,788 INFO L226 Difference]: Without dead ends: 2167 [2021-11-23 01:51:03,799 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 01:51:03,803 INFO L933 BasicCegarLoop]: 2595 mSDtfsCounter, 1065 mSDsluCounter, 4190 mSDsCounter, 0 mSdLazyCounter, 600 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1565 SdHoareTripleChecker+Valid, 6771 SdHoareTripleChecker+Invalid, 604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-23 01:51:03,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1565 Valid, 6771 Invalid, 604 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 600 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-11-23 01:51:03,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2167 states. [2021-11-23 01:51:04,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2167 to 1111. [2021-11-23 01:51:04,463 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 01:51:04,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 1111 states and 2127 transitions. [2021-11-23 01:51:04,477 INFO L78 Accepts]: Start accepts. Automaton has 1111 states and 2127 transitions. Word has length 4 [2021-11-23 01:51:04,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:51:04,478 INFO L470 AbstractCegarLoop]: Abstraction has 1111 states and 2127 transitions. [2021-11-23 01:51:04,478 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 01:51:04,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2127 transitions. [2021-11-23 01:51:04,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:51:04,481 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:51:04,481 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 01:51:04,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 01:51:04,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-23 01:51:04,697 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 01:51:04,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:51:04,698 INFO L85 PathProgramCache]: Analyzing trace with hash -383646736, now seen corresponding path program 1 times [2021-11-23 01:51:04,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:51:04,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35847547] [2021-11-23 01:51:04,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:51:04,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:04,854 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 01:51:04,855 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:51:04,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35847547] [2021-11-23 01:51:04,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35847547] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:51:04,859 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:51:04,865 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 01:51:04,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269468907] [2021-11-23 01:51:04,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:51:04,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 01:51:04,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:51:04,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 01:51:04,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 01:51:04,869 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 01:51:08,473 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:51:10,201 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:51:10,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:51:10,201 INFO L93 Difference]: Finished difference Result 3200 states and 6229 transitions. [2021-11-23 01:51:10,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 01:51:10,225 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 01:51:10,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:51:10,247 INFO L225 Difference]: With dead ends: 3200 [2021-11-23 01:51:10,247 INFO L226 Difference]: Without dead ends: 2154 [2021-11-23 01:51:10,252 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 01:51:10,254 INFO L933 BasicCegarLoop]: 2598 mSDtfsCounter, 1051 mSDsluCounter, 4195 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s 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, 5.1s IncrementalHoareTripleChecker+Time [2021-11-23 01:51:10,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1551 Valid, 6778 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2021-11-23 01:51:10,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2154 states. [2021-11-23 01:51:10,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2154 to 1111. [2021-11-23 01:51:10,656 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 01:51:10,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 1111 states and 2126 transitions. [2021-11-23 01:51:10,666 INFO L78 Accepts]: Start accepts. Automaton has 1111 states and 2126 transitions. Word has length 20 [2021-11-23 01:51:10,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:51:10,666 INFO L470 AbstractCegarLoop]: Abstraction has 1111 states and 2126 transitions. [2021-11-23 01:51:10,667 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 01:51:10,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2126 transitions. [2021-11-23 01:51:10,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:51:10,668 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:51:10,668 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 01:51:10,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 01:51:10,669 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 01:51:10,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:51:10,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1745491547, now seen corresponding path program 1 times [2021-11-23 01:51:10,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:51:10,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556356716] [2021-11-23 01:51:10,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:51:10,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:10,691 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 01:51:10,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [127260735] [2021-11-23 01:51:10,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:51:10,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:51:10,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:51:10,698 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 01:51:10,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 01:51:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:10,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:51:10,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:51:11,075 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 01:51:11,076 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 01:51:11,076 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:51:11,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556356716] [2021-11-23 01:51:11,077 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 01:51:11,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127260735] [2021-11-23 01:51:11,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [127260735] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:51:11,077 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:51:11,077 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 01:51:11,078 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53514295] [2021-11-23 01:51:11,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:51:11,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 01:51:11,079 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:51:11,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 01:51:11,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 01:51:11,080 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 01:51:11,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:51:11,817 INFO L93 Difference]: Finished difference Result 3258 states and 6292 transitions. [2021-11-23 01:51:11,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 01:51:11,823 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 01:51:11,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:51:11,867 INFO L225 Difference]: With dead ends: 3258 [2021-11-23 01:51:11,867 INFO L226 Difference]: Without dead ends: 2152 [2021-11-23 01:51:11,872 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 01:51:11,873 INFO L933 BasicCegarLoop]: 2621 mSDtfsCounter, 1039 mSDsluCounter, 2102 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.6s IncrementalHoareTripleChecker+Time [2021-11-23 01:51:11,874 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1541 Valid, 4711 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-23 01:51:11,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2152 states. [2021-11-23 01:51:12,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2152 to 2148. [2021-11-23 01:51:12,210 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 01:51:12,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 2148 states and 4169 transitions. [2021-11-23 01:51:12,231 INFO L78 Accepts]: Start accepts. Automaton has 2148 states and 4169 transitions. Word has length 28 [2021-11-23 01:51:12,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:51:12,232 INFO L470 AbstractCegarLoop]: Abstraction has 2148 states and 4169 transitions. [2021-11-23 01:51:12,233 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 01:51:12,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 4169 transitions. [2021-11-23 01:51:12,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:51:12,235 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:51:12,236 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 01:51:12,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 01:51:12,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:51:12,454 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 01:51:12,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:51:12,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1852091971, now seen corresponding path program 1 times [2021-11-23 01:51:12,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:51:12,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686847748] [2021-11-23 01:51:12,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:51:12,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:12,491 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 01:51:12,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [497261057] [2021-11-23 01:51:12,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:51:12,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:51:12,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:51:12,495 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 01:51:12,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 01:51:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:13,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:51:13,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:51:13,514 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:51:13,514 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 01:51:13,514 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:51:13,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686847748] [2021-11-23 01:51:13,514 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 01:51:13,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [497261057] [2021-11-23 01:51:13,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [497261057] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:51:13,515 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:51:13,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 01:51:13,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149367500] [2021-11-23 01:51:13,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:51:13,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 01:51:13,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:51:13,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 01:51:13,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 01:51:13,517 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), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 01:51:14,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:51:14,799 INFO L93 Difference]: Finished difference Result 4280 states and 8324 transitions. [2021-11-23 01:51:14,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 01:51:14,804 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2021-11-23 01:51:14,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:51:14,827 INFO L225 Difference]: With dead ends: 4280 [2021-11-23 01:51:14,828 INFO L226 Difference]: Without dead ends: 2150 [2021-11-23 01:51:14,837 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 01:51:14,838 INFO L933 BasicCegarLoop]: 2106 mSDtfsCounter, 1 mSDsluCounter, 4234 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.1s IncrementalHoareTripleChecker+Time [2021-11-23 01:51:14,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 6314 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-23 01:51:14,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2150 states. [2021-11-23 01:51:15,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2150 to 2150. [2021-11-23 01:51:15,345 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 01:51:15,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 2150 states and 4172 transitions. [2021-11-23 01:51:15,364 INFO L78 Accepts]: Start accepts. Automaton has 2150 states and 4172 transitions. Word has length 41 [2021-11-23 01:51:15,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:51:15,365 INFO L470 AbstractCegarLoop]: Abstraction has 2150 states and 4172 transitions. [2021-11-23 01:51:15,365 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), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 01:51:15,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 4172 transitions. [2021-11-23 01:51:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:51:15,367 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:51:15,367 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 01:51:15,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 01:51:15,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:51:15,593 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 01:51:15,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:51:15,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1847396167, now seen corresponding path program 1 times [2021-11-23 01:51:15,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:51:15,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567227976] [2021-11-23 01:51:15,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:51:15,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:15,614 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 01:51:15,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1641182401] [2021-11-23 01:51:15,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:51:15,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:51:15,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:51:15,616 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 01:51:15,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a537c0d7-6db6-449f-b4bd-642a83129fae/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 01:51:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:16,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:51:16,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:51:16,852 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:51:16,852 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 01:51:17,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:51:17,026 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:51:17,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567227976] [2021-11-23 01:51:17,027 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 01:51:17,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641182401] [2021-11-23 01:51:17,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1641182401] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 01:51:17,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [103970157] [2021-11-23 01:51:17,049 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-23 01:51:17,049 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 01:51:17,054 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 01:51:17,060 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 01:51:17,061 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 01:51:17,129 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 01:51:17,135 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 01:51:17,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,161 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:51:17,162 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 01:51:17,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,172 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 01:51:17,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,182 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 01:51:17,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,252 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 01:51:17,253 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 01:51:17,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,284 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 01:51:17,285 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 01:51:17,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,339 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 01:51:17,339 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 01:51:17,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 01:51:17,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 01:51:17,444 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 01:51:17,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,463 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 01:51:17,479 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 01:51:17,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,847 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 01:51:17,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,866 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 01:51:17,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,899 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 01:51:17,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,925 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 01:51:17,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,973 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 01:51:17,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:17,994 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 01:51:18,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 86 [2021-11-23 01:51:18,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,119 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 01:51:18,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,237 INFO L354 Elim1Store]: treesize reduction 170, result has 24.8 percent of original size [2021-11-23 01:51:18,237 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 01:51:18,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,299 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 01:51:18,300 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 01:51:18,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,345 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 01:51:18,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,402 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 01:51:18,512 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 01:51:18,518 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 01:51:18,524 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 01:51:18,585 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 01:51:18,586 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 01:51:18,619 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-23 01:51:18,619 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 01:51:18,649 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 01:51:18,649 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 01:51:18,697 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 01:51:18,703 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 01:51:18,710 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 01:51:18,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,793 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 01:51:18,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,817 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 01:51:18,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,844 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 01:51:18,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:18,995 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 01:51:19,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:19,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:19,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:19,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:19,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:19,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:19,019 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 01:51:19,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:19,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:19,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:19,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:19,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:19,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:19,044 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 01:51:29,573 WARN L227 SmtUtils]: Spent 10.39s 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 01:51:29,574 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 01:51:29,575 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 01:51:29,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:41,174 WARN L227 SmtUtils]: Spent 11.54s 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 01:51:41,174 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 01:51:41,175 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 01:51:55,515 WARN L227 SmtUtils]: Spent 14.16s 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 01:51:55,517 INFO L354 Elim1Store]: treesize reduction 2662, result has 30.3 percent of original size [2021-11-23 01:51:55,518 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 01:51:56,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:56,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:56,785 INFO L354 Elim1Store]: treesize reduction 102, result has 20.3 percent of original size [2021-11-23 01:51:56,785 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 01:51:56,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:56,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:57,700 INFO L354 Elim1Store]: treesize reduction 172, result has 15.3 percent of original size [2021-11-23 01:51:57,701 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 01:51:58,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:58,506 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-23 01:51:58,507 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 01:51:58,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:58,896 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 01:51:58,896 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 01:51:59,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:59,325 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-23 01:51:59,325 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 36 treesize of output 20 [2021-11-23 01:51:59,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:59,429 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2021-11-23 01:51:59,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:51:59,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:59,609 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 01:51:59,739 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:51:59,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:51:59,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:51:59,902 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 41 [2021-11-23 01:52:00,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:00,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:00,689 INFO L354 Elim1Store]: treesize reduction 18, result has 66.0 percent of original size [2021-11-23 01:52:00,690 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 01:52:00,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:00,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:00,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:00,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 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 01:52:01,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:01,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:01,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:01,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:01,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:01,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:01,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:01,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:01,995 INFO L244 Elim1Store]: Index analysis took 129 ms [2021-11-23 01:52:01,996 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 2804 treesize of output 2342 [2021-11-23 01:52:02,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:02,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:02,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:02,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:02,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:02,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:02,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:02,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:02,228 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-11-23 01:52:02,236 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 2704 treesize of output 2248 [2021-11-23 01:52:02,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:02,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:02,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:02,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:02,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:02,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:02,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:02,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:02,515 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 2692 treesize of output 2242 [2021-11-23 01:52:02,806 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:02,844 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:02,915 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:03,063 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:03,103 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:03,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:03,508 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:03,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:03,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:03,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:03,853 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:03,900 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:04,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:04,098 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:04,186 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:04,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:04,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:04,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:04,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:04,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:04,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:05,004 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 01:52:05,004 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 2636 treesize of output 2438 [2021-11-23 01:52:05,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:05,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:05,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:05,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:05,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:05,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:05,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:05,281 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 01:52:05,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2736 treesize of output 2532 [2021-11-23 01:52:05,370 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:05,413 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:05,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:05,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:05,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:05,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:05,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:05,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:05,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:05,763 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-11-23 01:52:05,811 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 01:52:05,811 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 2624 treesize of output 1 [2021-11-23 01:52:06,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:06,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:06,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:06,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:06,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2603 treesize of output 2239 [2021-11-23 01:52:06,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:06,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:06,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:06,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2615 treesize of output 2245 [2021-11-23 01:52:06,371 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:06,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:06,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:06,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:06,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:06,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2715 treesize of output 2339 [2021-11-23 01:52:06,517 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:06,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:06,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:06,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:06,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:06,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2603 treesize of output 2239 [2021-11-23 01:52:07,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:07,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:07,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:07,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:07,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2615 treesize of output 2245 [2021-11-23 01:52:07,166 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:07,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:07,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:07,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:07,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:07,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:07,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2715 treesize of output 2339 [2021-11-23 01:52:07,329 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:08,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:08,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:08,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,168 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 01:52:08,169 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 2680 treesize of output 2242 [2021-11-23 01:52:08,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:08,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:08,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,448 INFO L244 Elim1Store]: Index analysis took 132 ms [2021-11-23 01:52:08,465 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 01:52:08,465 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 2792 treesize of output 2342 [2021-11-23 01:52:08,528 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:08,586 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:08,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:08,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:08,746 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 01:52:08,747 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 2692 treesize of output 2248 [2021-11-23 01:52:09,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:09,136 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:09,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:09,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:09,733 INFO L354 Elim1Store]: treesize reduction 430, result has 62.8 percent of original size [2021-11-23 01:52:09,733 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 3 case distinctions, treesize of input 2680 treesize of output 2966 [2021-11-23 01:52:10,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:10,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:10,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:10,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:10,734 INFO L354 Elim1Store]: treesize reduction 430, result has 63.2 percent of original size [2021-11-23 01:52:10,734 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 3 case distinctions, treesize of input 2792 treesize of output 3078 [2021-11-23 01:52:10,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:10,898 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:11,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:11,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:11,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:11,304 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-23 01:52:11,304 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 3 case distinctions, treesize of input 2692 treesize of output 1 [2021-11-23 01:52:11,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:11,945 INFO L244 Elim1Store]: Index analysis took 219 ms [2021-11-23 01:52:13,330 INFO L354 Elim1Store]: treesize reduction 939, result has 49.2 percent of original size [2021-11-23 01:52:13,330 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 2701 treesize of output 3154 [2021-11-23 01:52:14,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:14,186 INFO L244 Elim1Store]: Index analysis took 223 ms [2021-11-23 01:52:14,545 INFO L354 Elim1Store]: treesize reduction 1840, result has 0.1 percent of original size [2021-11-23 01:52:14,546 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 2713 treesize of output 1 [2021-11-23 01:52:14,665 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:14,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:15,053 INFO L244 Elim1Store]: Index analysis took 227 ms [2021-11-23 01:52:17,770 INFO L354 Elim1Store]: treesize reduction 937, result has 50.0 percent of original size [2021-11-23 01:52:17,770 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 2813 treesize of output 3280 [2021-11-23 01:52:18,095 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:21,150 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:21,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:21,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:21,252 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:21,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:21,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:21,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:21,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:21,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:21,486 INFO L244 Elim1Store]: Index analysis took 249 ms [2021-11-23 01:52:21,488 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 2804 treesize of output 2342 [2021-11-23 01:52:21,602 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:21,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:21,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:21,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:21,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:21,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:21,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:21,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:21,927 INFO L244 Elim1Store]: Index analysis took 155 ms [2021-11-23 01:52:21,929 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 2704 treesize of output 2248 [2021-11-23 01:52:22,148 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:22,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:22,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:22,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:22,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:22,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:22,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:22,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:22,331 INFO L244 Elim1Store]: Index analysis took 184 ms [2021-11-23 01:52:22,333 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 2692 treesize of output 2242 [2021-11-23 01:52:22,659 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:22,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:22,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:22,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:22,939 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:23,094 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:23,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:23,199 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:23,266 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:23,345 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:23,669 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:23,785 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:23,890 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:23,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:24,020 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:24,281 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:24,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:24,396 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:24,484 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:24,572 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:24,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:24,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:24,875 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:24,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:25,087 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:25,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:25,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:25,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:25,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:25,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:25,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:26,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:26,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:26,033 INFO L244 Elim1Store]: Index analysis took 119 ms [2021-11-23 01:52:26,198 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-23 01:52:26,199 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 2804 treesize of output 2388 [2021-11-23 01:52:26,321 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:26,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:26,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:26,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:26,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:26,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:26,689 INFO L244 Elim1Store]: Index analysis took 189 ms [2021-11-23 01:52:27,084 INFO L354 Elim1Store]: treesize reduction 8, result has 88.7 percent of original size [2021-11-23 01:52:27,084 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 2704 treesize of output 2310 [2021-11-23 01:52:27,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:27,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:27,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:27,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:27,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:27,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:27,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:27,550 INFO L244 Elim1Store]: Index analysis took 213 ms [2021-11-23 01:52:27,613 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 01:52:27,614 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 2692 treesize of output 1 [2021-11-23 01:52:28,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:28,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:28,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:28,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:28,130 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-11-23 01:52:28,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2783 treesize of output 2339 [2021-11-23 01:52:28,226 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:28,305 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:28,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:28,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:28,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:28,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2683 treesize of output 2245 [2021-11-23 01:52:28,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:28,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:52:28,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:28,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:28,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2671 treesize of output 2239 [2021-11-23 01:52:29,009 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:29,060 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:29,133 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:29,203 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:29,276 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:29,676 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:29,790 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:29,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:29,941 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:30,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:30,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:30,345 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:30,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:30,473 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:30,551 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:30,692 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:30,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:30,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:30,865 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:30,933 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:52:33,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:33,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:34,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:34,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:52:34,162 INFO L244 Elim1Store]: Index analysis took 303 ms [2021-11-23 01:52:41,236 WARN L227 SmtUtils]: Spent 6.75s on a formula simplification. DAG size of input: 152 DAG size of output: 122 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 01:52:41,237 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-23 01:52:41,238 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 147271 treesize of output 147681 [2021-11-23 01:55:58,267 WARN L227 SmtUtils]: Spent 5.54s on a formula simplification that was a NOOP. DAG size: 2299 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-23 02:00:29,830 WARN L227 SmtUtils]: Spent 8.82s on a formula simplification. DAG size of input: 2703 DAG size of output: 2693 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)