./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/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_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:09:03,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:09:03,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:09:03,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:09:03,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:09:03,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:09:03,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:09:03,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:09:03,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:09:03,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:09:03,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:09:03,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:09:03,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:09:03,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:09:03,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:09:03,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:09:03,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:09:03,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:09:03,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:09:03,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:09:03,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:09:03,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:09:03,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:09:03,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:09:03,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:09:03,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:09:03,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:09:03,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:09:03,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:09:03,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:09:03,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:09:03,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:09:03,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:09:03,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:09:03,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:09:03,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:09:03,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:09:03,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:09:03,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:09:03,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:09:03,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:09:03,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 20:09:03,605 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:09:03,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:09:03,607 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:09:03,607 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:09:03,608 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:09:03,608 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:09:03,608 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:09:03,609 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:09:03,609 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:09:03,609 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:09:03,610 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:09:03,611 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:09:03,611 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:09:03,611 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:09:03,611 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:09:03,612 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:09:03,612 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:09:03,612 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:09:03,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:09:03,614 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:09:03,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:09:03,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:09:03,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:09:03,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:09:03,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:09:03,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:09:03,617 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:09:03,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:09:03,618 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:09:03,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:09:03,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:09:03,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:09:03,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:09:03,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:09:03,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:09:03,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:09:03,620 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:09:03,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:09:03,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:09:03,621 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:09:03,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:09:03,622 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_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 [2021-11-25 20:09:03,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:09:03,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:09:03,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:09:03,948 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:09:03,949 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:09:03,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2021-11-25 20:09:04,017 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/data/64cd51b14/903a79f5972e46cd8f83d6ff74ef3915/FLAGac9b893ff [2021-11-25 20:09:04,676 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:09:04,680 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2021-11-25 20:09:04,709 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/data/64cd51b14/903a79f5972e46cd8f83d6ff74ef3915/FLAGac9b893ff [2021-11-25 20:09:04,896 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/data/64cd51b14/903a79f5972e46cd8f83d6ff74ef3915 [2021-11-25 20:09:04,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:09:04,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:09:04,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:09:04,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:09:04,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:09:04,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:09:04" (1/1) ... [2021-11-25 20:09:04,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72fa6719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:04, skipping insertion in model container [2021-11-25 20:09:04,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:09:04" (1/1) ... [2021-11-25 20:09:04,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:09:04,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:09:05,430 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_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-25 20:09:05,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:09:05,531 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:09:05,576 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_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-25 20:09:05,654 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:09:05,700 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:09:05,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:05 WrapperNode [2021-11-25 20:09:05,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:09:05,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:09:05,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:09:05,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:09:05,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:05" (1/1) ... [2021-11-25 20:09:05,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:05" (1/1) ... [2021-11-25 20:09:05,808 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 621 [2021-11-25 20:09:05,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:09:05,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:09:05,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:09:05,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:09:05,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:05" (1/1) ... [2021-11-25 20:09:05,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:05" (1/1) ... [2021-11-25 20:09:05,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:05" (1/1) ... [2021-11-25 20:09:05,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:05" (1/1) ... [2021-11-25 20:09:05,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:05" (1/1) ... [2021-11-25 20:09:05,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:05" (1/1) ... [2021-11-25 20:09:05,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:05" (1/1) ... [2021-11-25 20:09:05,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:09:05,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:09:05,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:09:05,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:09:05,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:05" (1/1) ... [2021-11-25 20:09:05,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:09:05,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:05,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:09:05,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:09:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:09:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 20:09:05,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 20:09:05,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:09:05,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 20:09:05,988 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 20:09:05,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:09:05,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:09:05,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:09:05,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:09:05,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:09:05,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:09:05,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:09:05,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:09:05,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:09:06,214 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:09:06,216 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:09:07,114 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:09:07,471 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:09:07,472 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-25 20:09:07,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:09:07 BoogieIcfgContainer [2021-11-25 20:09:07,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:09:07,477 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:09:07,477 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:09:07,481 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:09:07,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:09:04" (1/3) ... [2021-11-25 20:09:07,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f400b6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:09:07, skipping insertion in model container [2021-11-25 20:09:07,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:09:05" (2/3) ... [2021-11-25 20:09:07,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f400b6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:09:07, skipping insertion in model container [2021-11-25 20:09:07,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:09:07" (3/3) ... [2021-11-25 20:09:07,486 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test1-1.i [2021-11-25 20:09:07,492 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:09:07,493 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 20:09:07,554 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:09:07,561 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 20:09:07,561 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 20:09:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:09:07,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 20:09:07,586 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:07,587 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:09:07,587 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:09:07,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:07,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1633489720, now seen corresponding path program 1 times [2021-11-25 20:09:07,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:07,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827556262] [2021-11-25 20:09:07,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:07,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:07,780 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 20:09:07,781 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:07,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827556262] [2021-11-25 20:09:07,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827556262] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:07,783 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:09:07,783 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:09:07,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717230169] [2021-11-25 20:09:07,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:07,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:09:07,790 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:07,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:09:07,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:09:07,822 INFO L87 Difference]: Start difference. First operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 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 20:09:09,343 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:09:09,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:09,347 INFO L93 Difference]: Finished difference Result 209 states and 376 transitions. [2021-11-25 20:09:09,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:09:09,363 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 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 8 [2021-11-25 20:09:09,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:09,374 INFO L225 Difference]: With dead ends: 209 [2021-11-25 20:09:09,375 INFO L226 Difference]: Without dead ends: 128 [2021-11-25 20:09:09,378 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:09:09,382 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 49 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:09,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 195 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 20:09:09,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-11-25 20:09:09,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 81. [2021-11-25 20:09:09,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 65 states have (on average 1.2769230769230768) internal successors, (83), 75 states have internal predecessors, (83), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:09:09,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 109 transitions. [2021-11-25 20:09:09,435 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 109 transitions. Word has length 8 [2021-11-25 20:09:09,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:09,435 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 109 transitions. [2021-11-25 20:09:09,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 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 20:09:09,436 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2021-11-25 20:09:09,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 20:09:09,439 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:09,439 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 20:09:09,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:09:09,440 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:09:09,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:09,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1995011669, now seen corresponding path program 1 times [2021-11-25 20:09:09,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:09,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593339690] [2021-11-25 20:09:09,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:09,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:09,576 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:09,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [9986112] [2021-11-25 20:09:09,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:09,577 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:09,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:09,585 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:09,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:09:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:10,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 1570 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:09:10,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:10,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:09:10,457 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:09:10,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:09:10,553 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:10,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593339690] [2021-11-25 20:09:10,554 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:10,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [9986112] [2021-11-25 20:09:10,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [9986112] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:09:10,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [279603589] [2021-11-25 20:09:10,575 INFO L159 IcfgInterpreter]: Started Sifa with 31 locations of interest [2021-11-25 20:09:10,576 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:09:10,580 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:09:10,585 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:09:10,586 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:09:10,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:10,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 20:09:10,767 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-25 20:09:10,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2021-11-25 20:09:10,812 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 20:09:10,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-25 20:09:10,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:10,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:09:10,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-25 20:09:10,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:10,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 20:09:11,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 20:09:11,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 20:09:11,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 20:09:11,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,395 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 20:09:11,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 20:09:11,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 20:09:11,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,759 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 20:09:11,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:11,784 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 20:09:11,803 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:09:12,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [279603589] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:12,773 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:09:12,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2021-11-25 20:09:12,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081046127] [2021-11-25 20:09:12,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:12,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 20:09:12,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:12,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 20:09:12,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:09:12,780 INFO L87 Difference]: Start difference. First operand 81 states and 109 transitions. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 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 20:09:15,882 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:09:16,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:16,990 INFO L93 Difference]: Finished difference Result 173 states and 232 transitions. [2021-11-25 20:09:17,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 20:09:17,002 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 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 20:09:17,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:17,003 INFO L225 Difference]: With dead ends: 173 [2021-11-25 20:09:17,004 INFO L226 Difference]: Without dead ends: 94 [2021-11-25 20:09:17,005 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 79 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:09:17,006 INFO L933 BasicCegarLoop]: 93 mSDtfsCounter, 10 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:17,006 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 329 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2021-11-25 20:09:17,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-11-25 20:09:17,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 91. [2021-11-25 20:09:17,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 75 states have (on average 1.24) internal successors, (93), 85 states have internal predecessors, (93), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 20:09:17,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 119 transitions. [2021-11-25 20:09:17,021 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 119 transitions. Word has length 31 [2021-11-25 20:09:17,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:17,022 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 119 transitions. [2021-11-25 20:09:17,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 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 20:09:17,022 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2021-11-25 20:09:17,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 20:09:17,024 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:17,024 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] [2021-11-25 20:09:17,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-25 20:09:17,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-11-25 20:09:17,241 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:09:17,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:17,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1705819700, now seen corresponding path program 1 times [2021-11-25 20:09:17,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:17,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623216389] [2021-11-25 20:09:17,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:17,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:17,288 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:17,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [883110257] [2021-11-25 20:09:17,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:17,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:17,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:17,290 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:17,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:09:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:17,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:09:17,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:17,787 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 20:09:17,787 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:09:17,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 20:09:17,912 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:17,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623216389] [2021-11-25 20:09:17,913 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:17,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [883110257] [2021-11-25 20:09:17,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [883110257] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:09:17,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1467772212] [2021-11-25 20:09:17,923 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2021-11-25 20:09:17,924 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:09:17,924 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:09:17,924 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:09:17,925 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:09:17,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:17,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 20:09:17,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:17,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 20:09:18,028 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 20:09:18,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-25 20:09:18,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 20:09:18,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:09:18,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-25 20:09:18,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 20:09:18,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 20:09:18,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,351 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 20:09:18,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,369 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 20:09:18,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,400 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 20:09:18,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,416 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 20:09:18,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-25 20:09:18,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,511 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 20:09:18,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2021-11-25 20:09:18,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 47 [2021-11-25 20:09:18,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,572 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 20:09:18,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:18,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:09:19,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 20:09:19,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 20:09:19,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,200 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 20:09:19,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,221 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 20:09:19,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-25 20:09:19,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,301 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 20:09:19,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,318 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 20:09:19,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,372 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 20:09:19,444 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 20:09:19,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2021-11-25 20:09:19,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2021-11-25 20:09:19,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,489 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 20:09:19,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:19,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:09:19,558 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 101 for LOIs [2021-11-25 20:09:19,626 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:09:21,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1467772212] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:09:21,379 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:09:21,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2021-11-25 20:09:21,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405959532] [2021-11-25 20:09:21,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:09:21,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-25 20:09:21,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:09:21,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-25 20:09:21,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-25 20:09:21,382 INFO L87 Difference]: Start difference. First operand 91 states and 119 transitions. Second operand has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 20:09:23,894 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:09:24,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:09:24,005 INFO L93 Difference]: Finished difference Result 175 states and 234 transitions. [2021-11-25 20:09:24,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 20:09:24,010 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2021-11-25 20:09:24,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:09:24,012 INFO L225 Difference]: With dead ends: 175 [2021-11-25 20:09:24,012 INFO L226 Difference]: Without dead ends: 96 [2021-11-25 20:09:24,013 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 113 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-25 20:09:24,014 INFO L933 BasicCegarLoop]: 92 mSDtfsCounter, 8 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 53 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:09:24,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 326 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 105 Invalid, 0 Unknown, 53 Unchecked, 2.6s Time] [2021-11-25 20:09:24,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-11-25 20:09:24,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2021-11-25 20:09:24,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 89 states have internal predecessors, (97), 14 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (14), 4 states have call predecessors, (14), 14 states have call successors, (14) [2021-11-25 20:09:24,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 125 transitions. [2021-11-25 20:09:24,030 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 125 transitions. Word has length 44 [2021-11-25 20:09:24,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:09:24,030 INFO L470 AbstractCegarLoop]: Abstraction has 96 states and 125 transitions. [2021-11-25 20:09:24,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 20:09:24,031 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2021-11-25 20:09:24,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 20:09:24,032 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:09:24,033 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] [2021-11-25 20:09:24,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:09:24,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:24,241 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:09:24,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:09:24,242 INFO L85 PathProgramCache]: Analyzing trace with hash -336880136, now seen corresponding path program 1 times [2021-11-25 20:09:24,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:09:24,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224161567] [2021-11-25 20:09:24,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:24,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:09:24,282 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:09:24,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1180313400] [2021-11-25 20:09:24,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:09:24,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:09:24,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:09:24,284 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:09:24,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f548b1b-d61e-43d7-b1e8-ebe7c4e969d8/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:09:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:09:24,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:09:24,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:09:24,826 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 20:09:24,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:09:24,938 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 20:09:24,939 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:09:24,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224161567] [2021-11-25 20:09:24,939 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:09:24,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1180313400] [2021-11-25 20:09:24,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1180313400] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:09:24,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [695045670] [2021-11-25 20:09:24,943 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2021-11-25 20:09:24,943 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:09:24,944 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:09:24,944 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:09:24,944 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:09:25,017 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 20:09:25,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-25 20:09:25,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:09:25,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-25 20:09:25,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 20:09:25,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 20:09:25,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 20:09:25,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 20:09:25,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 20:09:25,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,333 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 20:09:25,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,352 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 20:09:25,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-25 20:09:25,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,415 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 20:09:25,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,434 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 20:09:25,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,477 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 20:09:25,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:09:25,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,558 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 20:09:25,627 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 20:09:25,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2021-11-25 20:09:25,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2021-11-25 20:09:25,718 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 20:09:25,723 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 20:09:25,728 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 20:09:25,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 20:09:25,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:09:25,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 20:09:25,781 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 20:09:25,786 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 20:09:25,791 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 20:09:25,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 20:09:25,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,883 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 20:09:25,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:25,909 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 20:09:26,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 20:09:26,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,040 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 20:09:26,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:26,061 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 20:09:33,357 WARN L227 SmtUtils]: Spent 7.17s 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 20:09:33,357 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 20:09:33,358 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 20:09:33,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:44,318 WARN L227 SmtUtils]: Spent 10.81s 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 20:09:44,318 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 20:09:44,319 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 20:09:44,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:45,104 INFO L244 Elim1Store]: Index analysis took 517 ms [2021-11-25 20:09:55,009 WARN L227 SmtUtils]: Spent 9.51s on a formula simplification. DAG size of input: 244 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:09:55,010 INFO L354 Elim1Store]: treesize reduction 2566, result has 31.1 percent of original size [2021-11-25 20:09:55,011 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 1606 treesize of output 1377 [2021-11-25 20:09:55,567 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-11-25 20:09:56,597 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 20:09:56,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 37 treesize of output 65 [2021-11-25 20:09:56,811 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 27 treesize of output 38 [2021-11-25 20:09:57,248 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:09:57,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:57,431 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 20:09:57,432 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 2 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 20:09:57,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:57,861 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:09:57,862 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 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-25 20:09:58,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:58,051 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 20:09:58,051 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 3 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 20:09:58,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:58,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:58,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:09:58,137 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 20:09:58,175 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:09:58,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:58,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-25 20:09:58,287 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:09:58,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:58,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:09:58,360 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-11-25 20:09:58,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:58,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-25 20:09:58,501 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:09:58,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:58,607 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:09:58,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 20:09:58,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:58,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:58,767 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-25 20:09:58,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 14 [2021-11-25 20:09:58,832 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:09:58,879 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:09:58,931 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:09:58,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:58,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:09:58,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:09:58,988 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 16 [2021-11-25 20:09:59,826 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:09:59,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:09:59,913 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,074 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,138 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,686 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,795 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,835 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:00,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:00,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:00,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:00,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:00,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:00,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:00,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:01,087 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:10:01,087 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 1 case distinctions, treesize of input 2732 treesize of output 2528 [2021-11-25 20:10:01,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:01,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:01,223 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:01,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:01,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:01,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:01,333 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:10:01,334 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 1 case distinctions, treesize of input 2632 treesize of output 2434 [2021-11-25 20:10:01,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:01,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:01,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:01,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:01,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:01,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:01,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:01,579 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:10:01,579 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 1 case distinctions, treesize of input 2616 treesize of output 1 [2021-11-25 20:10:01,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:01,917 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:01,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:01,978 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:02,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:02,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:02,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:02,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:02,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:02,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2711 treesize of output 2335 [2021-11-25 20:10:02,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:02,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:02,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:02,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:02,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2611 treesize of output 2241 [2021-11-25 20:10:02,427 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:02,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:02,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:02,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:02,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2595 treesize of output 2231 [2021-11-25 20:10:02,840 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:02,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:02,904 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:02,949 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:02,997 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:03,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2711 treesize of output 2335 [2021-11-25 20:10:03,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2611 treesize of output 2241 [2021-11-25 20:10:03,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:03,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:03,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2595 treesize of output 2231 [2021-11-25 20:10:04,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,047 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,091 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,374 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,414 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,481 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,503 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,551 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,591 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,625 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,785 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,909 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:04,977 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,004 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,091 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,116 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,461 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,482 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,579 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,766 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,825 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,915 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:05,941 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:06,056 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:06,124 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:06,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:06,207 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:06,235 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:06,275 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:06,313 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:06,356 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:06,402 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:07,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-25 20:10:07,501 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:07,525 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:07,557 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:07,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:07,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-25 20:10:07,700 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:07,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:07,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:07,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 2663 treesize of output 2231 [2021-11-25 20:10:08,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:08,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,300 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-25 20:10:08,300 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 2700 treesize of output 2260 [2021-11-25 20:10:08,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:08,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:08,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:08,589 INFO L244 Elim1Store]: Index analysis took 167 ms [2021-11-25 20:10:08,604 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 20:10:08,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 20:10:08,657 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:08,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:08,721 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:08,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:08,827 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:08,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:09,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:09,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:09,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:09,264 INFO L244 Elim1Store]: Index analysis took 124 ms [2021-11-25 20:10:09,278 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 20:10:09,279 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 1 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-25 20:10:09,496 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:09,547 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:09,577 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:09,615 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:09,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:09,693 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:09,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:10,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:10,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:10,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,288 INFO L244 Elim1Store]: Index analysis took 109 ms [2021-11-25 20:10:10,304 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 20:10:10,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2672 treesize of output 2234 [2021-11-25 20:10:10,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,466 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:10,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,540 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 20:10:10,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 20:10:10,622 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:10,647 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:10,676 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:10,711 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:10,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:10,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:10,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:10,871 INFO L244 Elim1Store]: Index analysis took 109 ms [2021-11-25 20:10:10,887 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 20:10:10,887 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 1 case distinctions, treesize of input 2788 treesize of output 2338 [2021-11-25 20:10:11,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:11,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:11,331 INFO L244 Elim1Store]: Index analysis took 126 ms [2021-11-25 20:10:12,285 INFO L354 Elim1Store]: treesize reduction 1186, result has 34.9 percent of original size [2021-11-25 20:10:12,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2709 treesize of output 2883 [2021-11-25 20:10:12,457 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,491 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,521 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,558 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,617 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:12,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:12,920 INFO L244 Elim1Store]: Index analysis took 179 ms [2021-11-25 20:10:14,856 INFO L354 Elim1Store]: treesize reduction 1185, result has 36.7 percent of original size [2021-11-25 20:10:14,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 3028 [2021-11-25 20:10:15,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:15,758 INFO L244 Elim1Store]: Index analysis took 163 ms [2021-11-25 20:10:16,322 INFO L354 Elim1Store]: treesize reduction 1811, result has 2.1 percent of original size [2021-11-25 20:10:16,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2693 treesize of output 2275 [2021-11-25 20:10:16,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:16,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:16,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:17,293 INFO L354 Elim1Store]: treesize reduction 793, result has 31.3 percent of original size [2021-11-25 20:10:17,293 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 3 case distinctions, treesize of input 2672 treesize of output 2596 [2021-11-25 20:10:17,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:17,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:17,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:17,648 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 20:10:17,649 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 3 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 20:10:17,738 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:17,783 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:17,817 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:17,869 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:17,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:18,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:18,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:18,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:18,039 INFO L244 Elim1Store]: Index analysis took 106 ms [2021-11-25 20:10:18,462 INFO L354 Elim1Store]: treesize reduction 793, result has 32.0 percent of original size [2021-11-25 20:10:18,462 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 3 case distinctions, treesize of input 2788 treesize of output 2712 [2021-11-25 20:10:19,640 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:19,717 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:19,791 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:19,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:19,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:19,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:19,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:19,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:19,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:19,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:19,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:19,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 20:10:20,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:20,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:20,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:20,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:20,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:20,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:20,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:20,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:20,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 20:10:20,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:20,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:20,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:20,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:20,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:20,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:20,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:20,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:20,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-25 20:10:20,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:20,709 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:20,774 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:21,059 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:21,105 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:21,156 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:21,191 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:21,237 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:21,260 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:21,358 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:21,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:21,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 20:10:21,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:21,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:21,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:21,915 INFO L244 Elim1Store]: Index analysis took 186 ms [2021-11-25 20:10:21,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 20:10:21,966 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:21,998 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:22,026 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:22,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:22,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:22,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:22,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:22,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:22,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:10:22,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:22,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:22,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:22,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:22,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:22,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-25 20:10:22,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:22,768 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:22,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:22,841 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:22,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:22,919 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:23,007 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:10:26,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:10:26,831 INFO L244 Elim1Store]: Index analysis took 188 ms [2021-11-25 20:10:31,104 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-25 20:10:31,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 9 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 145059 treesize of output 145451