./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 58fb5e591c63ebc056bfb6417ddf45efba9827c2f78526eb3c8a68d018ffd43a --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:00:00,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:00:00,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:00:00,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:00:00,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:00:00,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:00:00,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:00:00,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:00:00,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:00:00,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:00:00,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:00:00,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:00:00,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:00:00,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:00:00,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:00:00,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:00:00,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:00:00,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:00:00,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:00:00,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:00:00,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:00:00,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:00:00,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:00:00,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:00:00,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:00:00,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:00:00,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:00:00,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:00:00,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:00:00,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:00:00,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:00:00,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:00:00,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:00:00,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:00:00,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:00:00,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:00:00,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:00:00,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:00:00,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:00:00,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:00:00,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:00:00,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 18:00:00,382 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:00:00,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:00:00,384 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:00:00,384 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:00:00,385 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:00:00,385 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:00:00,386 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:00:00,386 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:00:00,386 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:00:00,387 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:00:00,388 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:00:00,388 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:00:00,389 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:00:00,389 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:00:00,389 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:00:00,390 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:00:00,390 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:00:00,390 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:00:00,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:00:00,392 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:00:00,392 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 18:00:00,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:00:00,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:00:00,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:00:00,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:00:00,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:00:00,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:00:00,396 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 18:00:00,396 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:00:00,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:00:00,397 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:00:00,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:00:00,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:00:00,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:00:00,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:00:00,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:00:00,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:00:00,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:00:00,400 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:00:00,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:00:00,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:00:00,400 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:00:00,401 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:00:00,401 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_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58fb5e591c63ebc056bfb6417ddf45efba9827c2f78526eb3c8a68d018ffd43a [2021-11-25 18:00:00,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:00:00,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:00:00,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:00:00,769 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:00:00,769 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:00:00,771 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i [2021-11-25 18:00:00,848 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/data/0c0a4129c/c52038bacd194075b765c4f1c1598040/FLAG8401d9336 [2021-11-25 18:00:01,414 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:00:01,416 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i [2021-11-25 18:00:01,435 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/data/0c0a4129c/c52038bacd194075b765c4f1c1598040/FLAG8401d9336 [2021-11-25 18:00:01,671 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/data/0c0a4129c/c52038bacd194075b765c4f1c1598040 [2021-11-25 18:00:01,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:00:01,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:00:01,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:00:01,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:00:01,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:00:01,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:00:01" (1/1) ... [2021-11-25 18:00:01,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1654d1b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:01, skipping insertion in model container [2021-11-25 18:00:01,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:00:01" (1/1) ... [2021-11-25 18:00:01,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:00:01,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:00:02,290 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_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i[33021,33034] [2021-11-25 18:00:02,411 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_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i[45234,45247] [2021-11-25 18:00:02,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:00:02,429 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:00:02,467 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_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i[33021,33034] [2021-11-25 18:00:02,588 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_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i[45234,45247] [2021-11-25 18:00:02,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:00:02,658 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:00:02,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:02 WrapperNode [2021-11-25 18:00:02,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:00:02,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:00:02,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:00:02,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:00:02,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:02" (1/1) ... [2021-11-25 18:00:02,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:02" (1/1) ... [2021-11-25 18:00:02,841 INFO L137 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1002 [2021-11-25 18:00:02,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:00:02,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:00:02,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:00:02,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:00:02,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:02" (1/1) ... [2021-11-25 18:00:02,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:02" (1/1) ... [2021-11-25 18:00:02,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:02" (1/1) ... [2021-11-25 18:00:02,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:02" (1/1) ... [2021-11-25 18:00:02,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:02" (1/1) ... [2021-11-25 18:00:03,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:02" (1/1) ... [2021-11-25 18:00:03,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:02" (1/1) ... [2021-11-25 18:00:03,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:00:03,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:00:03,067 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:00:03,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:00:03,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:02" (1/1) ... [2021-11-25 18:00:03,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:00:03,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:00:03,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:00:03,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:00:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:00:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 18:00:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 18:00:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:00:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 18:00:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 18:00:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-25 18:00:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-25 18:00:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:00:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:00:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:00:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:00:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 18:00:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:00:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:00:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:00:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:00:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:00:03,551 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:00:03,553 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:00:04,930 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:00:05,360 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:00:05,360 INFO L301 CfgBuilder]: Removed 62 assume(true) statements. [2021-11-25 18:00:05,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:00:05 BoogieIcfgContainer [2021-11-25 18:00:05,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:00:05,372 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:00:05,372 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:00:05,376 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:00:05,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:00:01" (1/3) ... [2021-11-25 18:00:05,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c062641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:00:05, skipping insertion in model container [2021-11-25 18:00:05,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:00:02" (2/3) ... [2021-11-25 18:00:05,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c062641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:00:05, skipping insertion in model container [2021-11-25 18:00:05,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:00:05" (3/3) ... [2021-11-25 18:00:05,383 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_BER_test8-1.i [2021-11-25 18:00:05,388 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:00:05,388 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-11-25 18:00:05,439 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:00:05,447 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 18:00:05,447 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-25 18:00:05,472 INFO L276 IsEmpty]: Start isEmpty. Operand has 158 states, 126 states have (on average 1.8095238095238095) internal successors, (228), 149 states have internal predecessors, (228), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 18:00:05,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 18:00:05,475 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:00:05,476 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-25 18:00:05,476 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:00:05,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:00:05,482 INFO L85 PathProgramCache]: Analyzing trace with hash 28647256, now seen corresponding path program 1 times [2021-11-25 18:00:05,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:00:05,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929126119] [2021-11-25 18:00:05,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:05,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:00:05,623 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:00:05,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [226896359] [2021-11-25 18:00:05,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:05,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:00:05,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:00:05,636 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:00:05,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 18:00:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:00:05,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 18:00:05,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:00:05,959 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 [2021-11-25 18:00:05,975 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 [2021-11-25 18:00:06,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:06,065 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 15 treesize of output 7 [2021-11-25 18:00:06,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:00:06,086 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:00:06,111 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:00:06,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929126119] [2021-11-25 18:00:06,111 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:00:06,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [226896359] [2021-11-25 18:00:06,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [226896359] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:00:06,113 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:00:06,113 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:00:06,115 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429049780] [2021-11-25 18:00:06,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:00:06,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:00:06,122 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:00:06,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:00:06,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:00:06,162 INFO L87 Difference]: Start difference. First operand has 158 states, 126 states have (on average 1.8095238095238095) internal successors, (228), 149 states have internal predecessors, (228), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) 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) [2021-11-25 18:00:07,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:00:07,907 INFO L93 Difference]: Finished difference Result 368 states and 636 transitions. [2021-11-25 18:00:07,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:00:07,910 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 [2021-11-25 18:00:07,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:00:07,925 INFO L225 Difference]: With dead ends: 368 [2021-11-25 18:00:07,926 INFO L226 Difference]: Without dead ends: 208 [2021-11-25 18:00:07,931 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 [2021-11-25 18:00:07,935 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 57 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-25 18:00:07,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 503 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-25 18:00:07,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-11-25 18:00:07,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 160. [2021-11-25 18:00:07,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 129 states have (on average 1.310077519379845) internal successors, (169), 151 states have internal predecessors, (169), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 18:00:07,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 209 transitions. [2021-11-25 18:00:08,000 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 209 transitions. Word has length 4 [2021-11-25 18:00:08,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:00:08,000 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 209 transitions. [2021-11-25 18:00:08,001 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) [2021-11-25 18:00:08,001 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 209 transitions. [2021-11-25 18:00:08,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 18:00:08,004 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:00:08,004 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] [2021-11-25 18:00:08,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 18:00:08,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-25 18:00:08,212 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:00:08,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:00:08,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1765360856, now seen corresponding path program 1 times [2021-11-25 18:00:08,213 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:00:08,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848046788] [2021-11-25 18:00:08,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:08,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:00:08,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:00:08,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:00:08,408 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:00:08,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848046788] [2021-11-25 18:00:08,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848046788] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:00:08,409 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:00:08,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:00:08,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739154957] [2021-11-25 18:00:08,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:00:08,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:00:08,412 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:00:08,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:00:08,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:00:08,414 INFO L87 Difference]: Start difference. First operand 160 states and 209 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:00:10,400 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:00:11,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:00:11,887 INFO L93 Difference]: Finished difference Result 297 states and 393 transitions. [2021-11-25 18:00:11,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:00:11,888 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-25 18:00:11,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:00:11,892 INFO L225 Difference]: With dead ends: 297 [2021-11-25 18:00:11,892 INFO L226 Difference]: Without dead ends: 204 [2021-11-25 18:00:11,894 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 [2021-11-25 18:00:11,896 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 51 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-11-25 18:00:11,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 508 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2021-11-25 18:00:11,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-11-25 18:00:11,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 160. [2021-11-25 18:00:11,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 129 states have (on average 1.302325581395349) internal successors, (168), 151 states have internal predecessors, (168), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 18:00:11,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 208 transitions. [2021-11-25 18:00:11,929 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 208 transitions. Word has length 26 [2021-11-25 18:00:11,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:00:11,929 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 208 transitions. [2021-11-25 18:00:11,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:00:11,930 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 208 transitions. [2021-11-25 18:00:11,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 18:00:11,931 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:00:11,932 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, 1, 1] [2021-11-25 18:00:11,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 18:00:11,932 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:00:11,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:00:11,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1462000852, now seen corresponding path program 1 times [2021-11-25 18:00:11,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:00:11,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157713110] [2021-11-25 18:00:11,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:11,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:00:12,120 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:00:12,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [240243966] [2021-11-25 18:00:12,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:12,121 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:00:12,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:00:12,123 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:00:12,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 18:00:12,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:00:12,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 1584 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:00:12,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:00:12,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:00:12,860 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:00:12,861 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:00:12,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157713110] [2021-11-25 18:00:12,861 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:00:12,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [240243966] [2021-11-25 18:00:12,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [240243966] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:00:12,862 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:00:12,862 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:00:12,862 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930218516] [2021-11-25 18:00:12,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:00:12,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:00:12,863 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:00:12,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:00:12,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:00:12,865 INFO L87 Difference]: Start difference. First operand 160 states and 208 transitions. Second operand has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:00:14,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:00:14,194 INFO L93 Difference]: Finished difference Result 247 states and 334 transitions. [2021-11-25 18:00:14,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 18:00:14,199 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-25 18:00:14,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:00:14,203 INFO L225 Difference]: With dead ends: 247 [2021-11-25 18:00:14,203 INFO L226 Difference]: Without dead ends: 246 [2021-11-25 18:00:14,204 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:00:14,206 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 71 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 541 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:00:14,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 541 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 18:00:14,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2021-11-25 18:00:14,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 213. [2021-11-25 18:00:14,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 177 states have (on average 1.2542372881355932) internal successors, (222), 199 states have internal predecessors, (222), 24 states have call successors, (24), 5 states have call predecessors, (24), 4 states have return successors, (24), 9 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-25 18:00:14,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 270 transitions. [2021-11-25 18:00:14,238 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 270 transitions. Word has length 30 [2021-11-25 18:00:14,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:00:14,238 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 270 transitions. [2021-11-25 18:00:14,239 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:00:14,239 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 270 transitions. [2021-11-25 18:00:14,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 18:00:14,240 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:00:14,240 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, 1, 1, 1] [2021-11-25 18:00:14,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 18:00:14,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:00:14,463 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:00:14,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:00:14,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1922613802, now seen corresponding path program 1 times [2021-11-25 18:00:14,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:00:14,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231155338] [2021-11-25 18:00:14,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:14,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:00:14,598 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:00:14,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1947090429] [2021-11-25 18:00:14,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:14,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:00:14,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:00:14,605 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:00:14,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 18:00:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:00:15,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:00:15,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:00:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:00:15,524 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:00:15,524 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:00:15,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231155338] [2021-11-25 18:00:15,525 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:00:15,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947090429] [2021-11-25 18:00:15,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1947090429] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:00:15,525 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:00:15,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:00:15,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974088627] [2021-11-25 18:00:15,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:00:15,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:00:15,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:00:15,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:00:15,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:00:15,528 INFO L87 Difference]: Start difference. First operand 213 states and 270 transitions. Second operand has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:00:16,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:00:16,712 INFO L93 Difference]: Finished difference Result 213 states and 270 transitions. [2021-11-25 18:00:16,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:00:16,722 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-11-25 18:00:16,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:00:16,725 INFO L225 Difference]: With dead ends: 213 [2021-11-25 18:00:16,725 INFO L226 Difference]: Without dead ends: 212 [2021-11-25 18:00:16,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:00:16,727 INFO L933 BasicCegarLoop]: 151 mSDtfsCounter, 190 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 18:00:16,728 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [190 Valid, 286 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 18:00:16,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-11-25 18:00:16,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2021-11-25 18:00:16,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 177 states have (on average 1.2485875706214689) internal successors, (221), 198 states have internal predecessors, (221), 24 states have call successors, (24), 5 states have call predecessors, (24), 4 states have return successors, (24), 9 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-25 18:00:16,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 269 transitions. [2021-11-25 18:00:16,754 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 269 transitions. Word has length 31 [2021-11-25 18:00:16,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:00:16,755 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 269 transitions. [2021-11-25 18:00:16,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:00:16,756 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 269 transitions. [2021-11-25 18:00:16,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 18:00:16,758 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:00:16,758 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:00:16,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 18:00:16,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:00:16,987 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:00:16,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:00:16,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1907968587, now seen corresponding path program 1 times [2021-11-25 18:00:16,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:00:16,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063496751] [2021-11-25 18:00:16,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:16,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:00:17,119 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:00:17,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [159084687] [2021-11-25 18:00:17,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:17,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:00:17,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:00:17,139 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:00:17,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 18:00:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:00:18,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 1604 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:00:18,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:00:18,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:00:18,172 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:00:18,173 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:00:18,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063496751] [2021-11-25 18:00:18,173 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:00:18,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159084687] [2021-11-25 18:00:18,173 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159084687] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:00:18,173 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:00:18,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:00:18,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698649250] [2021-11-25 18:00:18,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:00:18,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:00:18,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:00:18,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:00:18,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:00:18,176 INFO L87 Difference]: Start difference. First operand 212 states and 269 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 18:00:19,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:00:19,617 INFO L93 Difference]: Finished difference Result 432 states and 547 transitions. [2021-11-25 18:00:19,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:00:19,618 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 39 [2021-11-25 18:00:19,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:00:19,620 INFO L225 Difference]: With dead ends: 432 [2021-11-25 18:00:19,620 INFO L226 Difference]: Without dead ends: 247 [2021-11-25 18:00:19,623 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:00:19,624 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 47 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-25 18:00:19,625 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 357 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-25 18:00:19,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2021-11-25 18:00:19,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 244. [2021-11-25 18:00:19,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 208 states have (on average 1.2307692307692308) internal successors, (256), 229 states have internal predecessors, (256), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 10 states have call predecessors, (25), 25 states have call successors, (25) [2021-11-25 18:00:19,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 306 transitions. [2021-11-25 18:00:19,651 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 306 transitions. Word has length 39 [2021-11-25 18:00:19,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:00:19,652 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 306 transitions. [2021-11-25 18:00:19,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 18:00:19,652 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 306 transitions. [2021-11-25 18:00:19,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 18:00:19,655 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:00:19,655 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:00:19,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 18:00:19,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:00:19,884 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:00:19,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:00:19,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1515966491, now seen corresponding path program 1 times [2021-11-25 18:00:19,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:00:19,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450583137] [2021-11-25 18:00:19,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:19,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:00:19,955 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:00:19,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [154224208] [2021-11-25 18:00:19,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:19,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:00:19,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:00:19,957 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:00:19,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 18:00:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:00:20,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 18:00:20,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:00:21,088 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 18:00:21,088 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:00:21,088 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:00:21,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450583137] [2021-11-25 18:00:21,088 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:00:21,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [154224208] [2021-11-25 18:00:21,089 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [154224208] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:00:21,089 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:00:21,089 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:00:21,090 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273096605] [2021-11-25 18:00:21,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:00:21,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:00:21,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:00:21,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:00:21,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:00:21,091 INFO L87 Difference]: Start difference. First operand 244 states and 306 transitions. Second operand has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 18:00:22,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:00:22,467 INFO L93 Difference]: Finished difference Result 471 states and 599 transitions. [2021-11-25 18:00:22,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:00:22,480 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 52 [2021-11-25 18:00:22,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:00:22,483 INFO L225 Difference]: With dead ends: 471 [2021-11-25 18:00:22,484 INFO L226 Difference]: Without dead ends: 248 [2021-11-25 18:00:22,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:00:22,486 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 1 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 542 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:00:22,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 542 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 18:00:22,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2021-11-25 18:00:22,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2021-11-25 18:00:22,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 210 states have (on average 1.2380952380952381) internal successors, (260), 233 states have internal predecessors, (260), 25 states have call successors, (25), 5 states have call predecessors, (25), 6 states have return successors, (27), 10 states have call predecessors, (27), 25 states have call successors, (27) [2021-11-25 18:00:22,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 312 transitions. [2021-11-25 18:00:22,513 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 312 transitions. Word has length 52 [2021-11-25 18:00:22,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:00:22,513 INFO L470 AbstractCegarLoop]: Abstraction has 248 states and 312 transitions. [2021-11-25 18:00:22,513 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 18:00:22,514 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 312 transitions. [2021-11-25 18:00:22,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 18:00:22,516 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:00:22,517 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:00:22,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 18:00:22,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:00:22,744 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 18:00:22,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:00:22,744 INFO L85 PathProgramCache]: Analyzing trace with hash -581800247, now seen corresponding path program 1 times [2021-11-25 18:00:22,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:00:22,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611681199] [2021-11-25 18:00:22,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:22,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:00:22,802 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:00:22,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [574350943] [2021-11-25 18:00:22,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:00:22,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:00:22,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:00:22,823 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:00:22,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60f5b7d1-a9d9-487b-a855-e69dbf33ccf2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 18:00:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:00:24,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 18:00:24,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:00:24,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 18:00:24,370 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:00:24,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 18:00:24,675 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:00:24,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611681199] [2021-11-25 18:00:24,676 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:00:24,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [574350943] [2021-11-25 18:00:24,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [574350943] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:00:24,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [284590008] [2021-11-25 18:00:24,706 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2021-11-25 18:00:24,706 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:00:24,711 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:00:24,717 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:00:24,718 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:00:24,796 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 [2021-11-25 18:00:24,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:24,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 18:00:24,812 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 [2021-11-25 18:00:24,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:24,832 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 18:00:24,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2021-11-25 18:00:24,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:24,856 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 18:00:24,857 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 [2021-11-25 18:00:24,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:24,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:24,923 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 18:00:24,923 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 [2021-11-25 18:00:24,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 18:00:24,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:24,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:24,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-11-25 18:00:24,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 18:00:24,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:24,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:24,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2021-11-25 18:00:25,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 18:00:25,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,029 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 [2021-11-25 18:00:25,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 18:00:25,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 18:00:25,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 18:00:25,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,397 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 62 treesize of output 62 [2021-11-25 18:00:25,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,423 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 [2021-11-25 18:00:25,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 18:00:25,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,558 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 [2021-11-25 18:00:25,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,590 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 [2021-11-25 18:00:25,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 18:00:25,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 18:00:25,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 18:00:25,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,804 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 18:00:25,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 18:00:25,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 18:00:25,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:25,875 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 [2021-11-25 18:00:26,004 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 [2021-11-25 18:00:26,009 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 [2021-11-25 18:00:26,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-25 18:00:26,074 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-25 18:00:26,075 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 57 treesize of output 60 [2021-11-25 18:00:26,110 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 18:00:26,111 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 51 treesize of output 54 [2021-11-25 18:00:26,144 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 18:00:26,144 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 47 treesize of output 50 [2021-11-25 18:00:26,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 18:00:26,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 18:00:26,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 18:00:26,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,274 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 [2021-11-25 18:00:26,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,296 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 [2021-11-25 18:00:26,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,320 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 [2021-11-25 18:00:26,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,514 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 [2021-11-25 18:00:26,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,537 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 [2021-11-25 18:00:26,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:26,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 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 [2021-11-25 18:00:34,475 WARN L227 SmtUtils]: Spent 7.78s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:00:34,476 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 18:00:34,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 18:00:34,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:45,771 WARN L227 SmtUtils]: Spent 11.13s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:00:45,772 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 18:00:45,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 18:00:46,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:00:46,691 INFO L244 Elim1Store]: Index analysis took 562 ms [2021-11-25 18:01:01,005 WARN L227 SmtUtils]: Spent 13.86s on a formula simplification. DAG size of input: 245 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:01:01,007 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 18:01:01,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 1373 [2021-11-25 18:01:01,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:01,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:01,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:01,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:01,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:01,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:01,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:01,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:01,794 INFO L244 Elim1Store]: Index analysis took 176 ms [2021-11-25 18:01:01,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 18:01:02,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:02,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:02,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:02,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:02,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:02,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:02,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:02,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:02,287 INFO L244 Elim1Store]: Index analysis took 178 ms [2021-11-25 18:01:02,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 57 [2021-11-25 18:01:02,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:02,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:03,084 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 18:01:03,084 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 [2021-11-25 18:01:03,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:03,629 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:01:03,629 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 [2021-11-25 18:01:03,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:03,766 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 46 treesize of output 30 [2021-11-25 18:01:03,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:03,957 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 18:01:03,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 18:01:04,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:04,073 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 [2021-11-25 18:01:04,117 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:04,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:04,396 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:01:04,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 13 [2021-11-25 18:01:04,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:04,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:04,595 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-25 18:01:04,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 16 [2021-11-25 18:01:04,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:04,777 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 32 treesize of output 16 [2021-11-25 18:01:04,862 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:04,898 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,041 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,122 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,156 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,184 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,225 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,267 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,292 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,326 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,392 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,618 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:06,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:06,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:06,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:06,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:06,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:06,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:06,966 INFO L244 Elim1Store]: Index analysis took 123 ms [2021-11-25 18:01:07,109 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:01:07,109 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 3118 treesize of output 2892 [2021-11-25 18:01:07,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:07,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:07,294 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:07,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:07,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:07,493 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:07,553 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:07,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:07,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:07,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:07,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:07,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:07,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:07,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:07,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:07,843 INFO L244 Elim1Store]: Index analysis took 189 ms [2021-11-25 18:01:08,000 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:01:08,001 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 1259 treesize of output 1027 [2021-11-25 18:01:08,054 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:08,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:08,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:08,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:08,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:08,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:08,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:08,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:08,486 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 18:01:08,487 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 3106 treesize of output 2668 [2021-11-25 18:01:08,888 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:08,975 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,013 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,061 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,107 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,358 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,398 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,433 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,480 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,552 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,589 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,651 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,674 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:09,903 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:10,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:10,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:10,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:10,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:10,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:10,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:10,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:10,906 INFO L244 Elim1Store]: Index analysis took 163 ms [2021-11-25 18:01:10,908 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 3130 treesize of output 2674 [2021-11-25 18:01:11,007 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,155 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,190 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,385 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:11,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:11,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:11,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:11,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:11,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:11,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:11,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:11,629 INFO L244 Elim1Store]: Index analysis took 245 ms [2021-11-25 18:01:11,631 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 1271 treesize of output 809 [2021-11-25 18:01:11,712 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,784 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,820 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:11,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:12,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:12,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:12,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:12,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:12,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:12,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:12,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:12,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:12,286 INFO L244 Elim1Store]: Index analysis took 189 ms [2021-11-25 18:01:12,288 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 3118 treesize of output 2668 [2021-11-25 18:01:12,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:12,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:12,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:12,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:12,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:12,840 INFO L244 Elim1Store]: Index analysis took 173 ms [2021-11-25 18:01:13,101 INFO L354 Elim1Store]: treesize reduction 8, result has 88.7 percent of original size [2021-11-25 18:01:13,102 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 3130 treesize of output 2736 [2021-11-25 18:01:13,212 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:13,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:13,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:13,332 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:13,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:13,418 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:13,450 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:13,502 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:13,557 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:13,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:13,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:13,698 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:13,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:13,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:13,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:13,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:13,874 INFO L244 Elim1Store]: Index analysis took 217 ms [2021-11-25 18:01:14,033 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 18:01:14,034 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 1271 treesize of output 855 [2021-11-25 18:01:14,129 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:14,164 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:14,189 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:14,231 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:14,272 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:14,296 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:14,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:14,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:14,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:14,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:14,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:14,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:14,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:14,729 INFO L244 Elim1Store]: Index analysis took 177 ms [2021-11-25 18:01:14,774 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 18:01:14,774 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 3118 treesize of output 1 [2021-11-25 18:01:15,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:15,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:15,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,238 INFO L244 Elim1Store]: Index analysis took 189 ms [2021-11-25 18:01:15,240 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 3130 treesize of output 2674 [2021-11-25 18:01:15,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:15,361 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:15,398 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:15,434 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:15,473 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:15,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:15,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:15,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:15,674 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-25 18:01:15,675 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 3118 treesize of output 2668 [2021-11-25 18:01:15,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:15,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:16,047 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:16,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:16,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,203 INFO L244 Elim1Store]: Index analysis took 158 ms [2021-11-25 18:01:16,205 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 1241 treesize of output 791 [2021-11-25 18:01:16,257 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:16,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:16,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:16,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:16,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,494 INFO L244 Elim1Store]: Index analysis took 132 ms [2021-11-25 18:01:16,655 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 18:01:16,655 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 1241 treesize of output 837 [2021-11-25 18:01:16,705 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:16,746 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:16,785 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:16,864 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:16,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:16,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:16,960 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 1241 treesize of output 791 [2021-11-25 18:01:16,993 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:17,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:17,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:17,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:17,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:17,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:17,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:17,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:17,156 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 1241 treesize of output 791 [2021-11-25 18:01:17,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:17,239 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:17,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:17,536 INFO L244 Elim1Store]: Index analysis took 205 ms [2021-11-25 18:01:18,403 INFO L354 Elim1Store]: treesize reduction 1351, result has 27.9 percent of original size [2021-11-25 18:01:18,403 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 1280 treesize of output 1333 [2021-11-25 18:01:18,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:18,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:18,821 INFO L244 Elim1Store]: Index analysis took 218 ms [2021-11-25 18:01:20,282 INFO L354 Elim1Store]: treesize reduction 847, result has 53.5 percent of original size [2021-11-25 18:01:20,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 3139 treesize of output 3652 [2021-11-25 18:01:20,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:20,956 INFO L244 Elim1Store]: Index analysis took 180 ms [2021-11-25 18:01:21,375 INFO L354 Elim1Store]: treesize reduction 1803, result has 2.5 percent of original size [2021-11-25 18:01:21,376 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 3127 treesize of output 2717 [2021-11-25 18:01:22,399 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,459 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,485 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,545 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,597 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,631 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,685 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,714 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:22,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:23,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:23,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:23,480 INFO L354 Elim1Store]: treesize reduction 430, result has 63.0 percent of original size [2021-11-25 18:01:23,480 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 3118 treesize of output 3404 [2021-11-25 18:01:23,565 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:23,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:23,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:23,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:23,660 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 1220 treesize of output 788 [2021-11-25 18:01:23,682 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,736 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,760 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,789 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:23,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:23,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:24,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:24,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:24,028 INFO L244 Elim1Store]: Index analysis took 119 ms [2021-11-25 18:01:24,448 INFO L354 Elim1Store]: treesize reduction 805, result has 31.0 percent of original size [2021-11-25 18:01:24,448 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 1259 treesize of output 1171 [2021-11-25 18:01:24,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:24,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:24,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:24,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:24,827 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-11-25 18:01:25,000 INFO L354 Elim1Store]: treesize reduction 1154, result has 0.1 percent of original size [2021-11-25 18:01:25,001 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 3106 treesize of output 1 [2021-11-25 18:01:25,175 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,227 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,271 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,338 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:25,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:25,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:25,495 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 3109 treesize of output 2671 [2021-11-25 18:01:25,553 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,572 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,597 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,683 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,747 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,775 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:01:25,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:25,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:25,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:25,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:25,882 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 1250 treesize of output 806 [2021-11-25 18:01:26,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:26,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:01:26,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:26,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:26,103 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 3097 treesize of output 2665 [2021-11-25 18:01:27,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:27,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:27,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:27,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:01:27,776 INFO L244 Elim1Store]: Index analysis took 154 ms [2021-11-25 18:01:33,077 WARN L227 SmtUtils]: Spent 5.03s on a formula simplification. DAG size of input: 152 DAG size of output: 126 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:01:33,078 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-25 18:01:33,079 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 105685 treesize of output 106943 [2021-11-25 18:08:33,361 WARN L227 SmtUtils]: Spent 5.36s on a formula simplification. DAG size of input: 2327 DAG size of output: 2327 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)