./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/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_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85fe539c4a9811cd5d49f239f4680cc0b3752a2958e9f287c34e302b923af4f9 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 17:57:12,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 17:57:12,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 17:57:12,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 17:57:12,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 17:57:12,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 17:57:12,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 17:57:12,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 17:57:12,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 17:57:12,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 17:57:12,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 17:57:12,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 17:57:12,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 17:57:12,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 17:57:12,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 17:57:12,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 17:57:12,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 17:57:12,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 17:57:12,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 17:57:12,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 17:57:12,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 17:57:13,000 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 17:57:13,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 17:57:13,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 17:57:13,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 17:57:13,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 17:57:13,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 17:57:13,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 17:57:13,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 17:57:13,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 17:57:13,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 17:57:13,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 17:57:13,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 17:57:13,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 17:57:13,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 17:57:13,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 17:57:13,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 17:57:13,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 17:57:13,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 17:57:13,018 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 17:57:13,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 17:57:13,027 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 17:57:13,068 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 17:57:13,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 17:57:13,069 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 17:57:13,070 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 17:57:13,077 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 17:57:13,077 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 17:57:13,077 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 17:57:13,077 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 17:57:13,078 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 17:57:13,078 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 17:57:13,079 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 17:57:13,079 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 17:57:13,079 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 17:57:13,079 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 17:57:13,079 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 17:57:13,080 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 17:57:13,080 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 17:57:13,080 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 17:57:13,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 17:57:13,081 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 17:57:13,082 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 17:57:13,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 17:57:13,082 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 17:57:13,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 17:57:13,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 17:57:13,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 17:57:13,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 17:57:13,083 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 17:57:13,083 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 17:57:13,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 17:57:13,084 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 17:57:13,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 17:57:13,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 17:57:13,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 17:57:13,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:57:13,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 17:57:13,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 17:57:13,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 17:57:13,085 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 17:57:13,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 17:57:13,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 17:57:13,086 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 17:57:13,086 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 17:57:13,086 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_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85fe539c4a9811cd5d49f239f4680cc0b3752a2958e9f287c34e302b923af4f9 [2021-11-25 17:57:13,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 17:57:13,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 17:57:13,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 17:57:13,380 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 17:57:13,381 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 17:57:13,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i [2021-11-25 17:57:13,456 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/data/bc512cae7/ad619c0ba81b4d0c816aa2575bb6db68/FLAG99b214da0 [2021-11-25 17:57:14,058 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 17:57:14,058 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i [2021-11-25 17:57:14,080 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/data/bc512cae7/ad619c0ba81b4d0c816aa2575bb6db68/FLAG99b214da0 [2021-11-25 17:57:14,275 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/data/bc512cae7/ad619c0ba81b4d0c816aa2575bb6db68 [2021-11-25 17:57:14,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 17:57:14,279 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 17:57:14,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 17:57:14,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 17:57:14,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 17:57:14,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:57:14" (1/1) ... [2021-11-25 17:57:14,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d3e40ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:14, skipping insertion in model container [2021-11-25 17:57:14,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:57:14" (1/1) ... [2021-11-25 17:57:14,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 17:57:14,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 17:57:14,887 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_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i[33022,33035] [2021-11-25 17:57:15,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 17:57:15,079 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 17:57:15,109 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_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i[33022,33035] [2021-11-25 17:57:15,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 17:57:15,314 INFO L208 MainTranslator]: Completed translation [2021-11-25 17:57:15,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:15 WrapperNode [2021-11-25 17:57:15,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 17:57:15,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 17:57:15,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 17:57:15,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 17:57:15,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:15" (1/1) ... [2021-11-25 17:57:15,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:15" (1/1) ... [2021-11-25 17:57:15,556 INFO L137 Inliner]: procedures = 177, calls = 524, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2179 [2021-11-25 17:57:15,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 17:57:15,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 17:57:15,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 17:57:15,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 17:57:15,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:15" (1/1) ... [2021-11-25 17:57:15,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:15" (1/1) ... [2021-11-25 17:57:15,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:15" (1/1) ... [2021-11-25 17:57:15,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:15" (1/1) ... [2021-11-25 17:57:15,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:15" (1/1) ... [2021-11-25 17:57:15,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:15" (1/1) ... [2021-11-25 17:57:15,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:15" (1/1) ... [2021-11-25 17:57:15,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 17:57:15,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 17:57:15,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 17:57:15,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 17:57:15,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:15" (1/1) ... [2021-11-25 17:57:15,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:57:15,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:57:15,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 17:57:15,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 17:57:15,851 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2021-11-25 17:57:15,851 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2021-11-25 17:57:15,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 17:57:15,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 17:57:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 17:57:15,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 17:57:15,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 17:57:15,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 17:57:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 17:57:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 17:57:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 17:57:15,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 17:57:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 17:57:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 17:57:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 17:57:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 17:57:15,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 17:57:15,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 17:57:16,256 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 17:57:16,257 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 17:57:17,914 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 17:57:18,644 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 17:57:18,644 INFO L301 CfgBuilder]: Removed 151 assume(true) statements. [2021-11-25 17:57:18,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:57:18 BoogieIcfgContainer [2021-11-25 17:57:18,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 17:57:18,655 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 17:57:18,655 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 17:57:18,658 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 17:57:18,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:57:14" (1/3) ... [2021-11-25 17:57:18,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@148706c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:57:18, skipping insertion in model container [2021-11-25 17:57:18,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:57:15" (2/3) ... [2021-11-25 17:57:18,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@148706c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:57:18, skipping insertion in model container [2021-11-25 17:57:18,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:57:18" (3/3) ... [2021-11-25 17:57:18,665 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test10-1.i [2021-11-25 17:57:18,671 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 17:57:18,671 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-11-25 17:57:18,717 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 17:57:18,724 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 17:57:18,725 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-25 17:57:18,748 INFO L276 IsEmpty]: Start isEmpty. Operand has 259 states, 235 states have (on average 1.8340425531914895) internal successors, (431), 245 states have internal predecessors, (431), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2021-11-25 17:57:18,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 17:57:18,751 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:57:18,752 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-25 17:57:18,752 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 17:57:18,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:57:18,758 INFO L85 PathProgramCache]: Analyzing trace with hash 56325447, now seen corresponding path program 1 times [2021-11-25 17:57:18,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:57:18,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806208681] [2021-11-25 17:57:18,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:18,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:57:18,972 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:57:18,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1877901881] [2021-11-25 17:57:18,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:18,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:57:18,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:57:18,978 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:57:19,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 17:57:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:57:19,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 17:57:19,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:57:19,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 17:57:19,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 17:57:19,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:57:19,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 17:57:19,435 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 17:57:19,436 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:57:19,436 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:57:19,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806208681] [2021-11-25 17:57:19,436 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:57:19,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877901881] [2021-11-25 17:57:19,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1877901881] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:57:19,437 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:57:19,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 17:57:19,440 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050477597] [2021-11-25 17:57:19,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:57:19,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:57:19,445 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:57:19,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:57:19,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:57:19,475 INFO L87 Difference]: Start difference. First operand has 259 states, 235 states have (on average 1.8340425531914895) internal successors, (431), 245 states have internal predecessors, (431), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 17:57:21,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:57:21,987 INFO L93 Difference]: Finished difference Result 547 states and 974 transitions. [2021-11-25 17:57:21,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:57:21,989 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-25 17:57:21,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:57:22,002 INFO L225 Difference]: With dead ends: 547 [2021-11-25 17:57:22,002 INFO L226 Difference]: Without dead ends: 287 [2021-11-25 17:57:22,007 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 17:57:22,010 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 29 mSDsluCounter, 542 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 783 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-25 17:57:22,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 783 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-25 17:57:22,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2021-11-25 17:57:22,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 261. [2021-11-25 17:57:22,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 238 states have (on average 1.218487394957983) internal successors, (290), 248 states have internal predecessors, (290), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 17:57:22,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 317 transitions. [2021-11-25 17:57:22,070 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 317 transitions. Word has length 4 [2021-11-25 17:57:22,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:57:22,070 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 317 transitions. [2021-11-25 17:57:22,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 17:57:22,071 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 317 transitions. [2021-11-25 17:57:22,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 17:57:22,072 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:57:22,072 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:57:22,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 17:57:22,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-25 17:57:22,294 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 17:57:22,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:57:22,295 INFO L85 PathProgramCache]: Analyzing trace with hash 433822891, now seen corresponding path program 1 times [2021-11-25 17:57:22,295 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:57:22,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886276854] [2021-11-25 17:57:22,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:22,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:57:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:57:22,432 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 17:57:22,432 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:57:22,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886276854] [2021-11-25 17:57:22,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886276854] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:57:22,433 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:57:22,433 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 17:57:22,433 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012396625] [2021-11-25 17:57:22,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:57:22,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:57:22,434 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:57:22,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:57:22,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:57:22,435 INFO L87 Difference]: Start difference. First operand 261 states and 317 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 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 17:57:25,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:57:25,895 INFO L93 Difference]: Finished difference Result 410 states and 503 transitions. [2021-11-25 17:57:25,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:57:25,896 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 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 20 [2021-11-25 17:57:25,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:57:25,898 INFO L225 Difference]: With dead ends: 410 [2021-11-25 17:57:25,898 INFO L226 Difference]: Without dead ends: 261 [2021-11-25 17:57:25,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 17:57:25,900 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 2 mSDsluCounter, 550 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 795 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-11-25 17:57:25,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 795 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2021-11-25 17:57:25,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2021-11-25 17:57:25,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2021-11-25 17:57:25,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 238 states have (on average 1.2142857142857142) internal successors, (289), 248 states have internal predecessors, (289), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 17:57:25,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 316 transitions. [2021-11-25 17:57:25,928 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 316 transitions. Word has length 20 [2021-11-25 17:57:25,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:57:25,928 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 316 transitions. [2021-11-25 17:57:25,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 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 17:57:25,929 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 316 transitions. [2021-11-25 17:57:25,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 17:57:25,930 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:57:25,931 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] [2021-11-25 17:57:25,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 17:57:25,931 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 17:57:25,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:57:25,932 INFO L85 PathProgramCache]: Analyzing trace with hash -649685512, now seen corresponding path program 1 times [2021-11-25 17:57:25,932 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:57:25,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606133857] [2021-11-25 17:57:25,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:25,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:57:26,090 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:57:26,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1991265305] [2021-11-25 17:57:26,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:26,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:57:26,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:57:26,098 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:57:26,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 17:57:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:57:26,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 1579 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 17:57:26,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:57:26,940 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 17:57:26,940 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:57:26,941 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:57:26,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606133857] [2021-11-25 17:57:26,941 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:57:26,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1991265305] [2021-11-25 17:57:26,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1991265305] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:57:26,942 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:57:26,942 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 17:57:26,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287025020] [2021-11-25 17:57:26,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:57:26,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 17:57:26,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:57:26,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 17:57:26,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 17:57:26,944 INFO L87 Difference]: Start difference. First operand 261 states and 316 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 17:57:29,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:57:29,331 INFO L93 Difference]: Finished difference Result 632 states and 764 transitions. [2021-11-25 17:57:29,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 17:57:29,331 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-11-25 17:57:29,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:57:29,334 INFO L225 Difference]: With dead ends: 632 [2021-11-25 17:57:29,334 INFO L226 Difference]: Without dead ends: 376 [2021-11-25 17:57:29,336 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 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 17:57:29,337 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 119 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-25 17:57:29,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [126 Valid, 598 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-25 17:57:29,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-11-25 17:57:29,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 372. [2021-11-25 17:57:29,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 344 states have (on average 1.191860465116279) internal successors, (410), 354 states have internal predecessors, (410), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) [2021-11-25 17:57:29,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 447 transitions. [2021-11-25 17:57:29,364 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 447 transitions. Word has length 29 [2021-11-25 17:57:29,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:57:29,365 INFO L470 AbstractCegarLoop]: Abstraction has 372 states and 447 transitions. [2021-11-25 17:57:29,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 17:57:29,365 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 447 transitions. [2021-11-25 17:57:29,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 17:57:29,367 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:57:29,368 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] [2021-11-25 17:57:29,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 17:57:29,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:57:29,593 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 17:57:29,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:57:29,594 INFO L85 PathProgramCache]: Analyzing trace with hash -656242656, now seen corresponding path program 1 times [2021-11-25 17:57:29,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:57:29,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502178997] [2021-11-25 17:57:29,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:29,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:57:29,670 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:57:29,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [262849876] [2021-11-25 17:57:29,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:29,677 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:57:29,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:57:29,678 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:57:29,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 17:57:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:57:30,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 17:57:30,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:57:30,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 17:57:30,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 17:57:30,264 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-25 17:57:30,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-25 17:57:30,277 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 14 treesize of output 16 [2021-11-25 17:57:30,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:57:30,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2021-11-25 17:57:30,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 17:57:30,392 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:57:30,393 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:57:30,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502178997] [2021-11-25 17:57:30,393 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:57:30,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [262849876] [2021-11-25 17:57:30,394 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [262849876] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:57:30,394 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:57:30,394 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 17:57:30,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741486924] [2021-11-25 17:57:30,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:57:30,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 17:57:30,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:57:30,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 17:57:30,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 17:57:30,396 INFO L87 Difference]: Start difference. First operand 372 states and 447 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 17:57:33,420 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 17:57:36,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:57:36,652 INFO L93 Difference]: Finished difference Result 692 states and 833 transitions. [2021-11-25 17:57:36,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 17:57:36,653 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 42 [2021-11-25 17:57:36,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:57:36,655 INFO L225 Difference]: With dead ends: 692 [2021-11-25 17:57:36,656 INFO L226 Difference]: Without dead ends: 372 [2021-11-25 17:57:36,657 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-25 17:57:36,658 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 27 mSDsluCounter, 770 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2021-11-25 17:57:36,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 999 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2021-11-25 17:57:36,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-11-25 17:57:36,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2021-11-25 17:57:36,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 344 states have (on average 1.188953488372093) internal successors, (409), 354 states have internal predecessors, (409), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) [2021-11-25 17:57:36,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 446 transitions. [2021-11-25 17:57:36,678 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 446 transitions. Word has length 42 [2021-11-25 17:57:36,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:57:36,679 INFO L470 AbstractCegarLoop]: Abstraction has 372 states and 446 transitions. [2021-11-25 17:57:36,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 17:57:36,679 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 446 transitions. [2021-11-25 17:57:36,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 17:57:36,682 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:57:36,682 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:57:36,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 17:57:36,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:57:36,906 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 17:57:36,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:57:36,906 INFO L85 PathProgramCache]: Analyzing trace with hash -391626636, now seen corresponding path program 1 times [2021-11-25 17:57:36,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:57:36,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961932870] [2021-11-25 17:57:36,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:36,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:57:37,082 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:57:37,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1549521531] [2021-11-25 17:57:37,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:37,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:57:37,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:57:37,093 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:57:37,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 17:57:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:57:37,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 2186 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 17:57:37,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:57:38,083 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 17:57:38,083 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:57:38,083 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:57:38,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961932870] [2021-11-25 17:57:38,083 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:57:38,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1549521531] [2021-11-25 17:57:38,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1549521531] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:57:38,084 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:57:38,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 17:57:38,084 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777048961] [2021-11-25 17:57:38,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:57:38,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 17:57:38,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:57:38,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 17:57:38,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 17:57:38,087 INFO L87 Difference]: Start difference. First operand 372 states and 446 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 17:57:39,592 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 17:57:40,820 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 17:57:41,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:57:41,129 INFO L93 Difference]: Finished difference Result 838 states and 1006 transitions. [2021-11-25 17:57:41,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 17:57:41,129 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 63 [2021-11-25 17:57:41,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:57:41,133 INFO L225 Difference]: With dead ends: 838 [2021-11-25 17:57:41,133 INFO L226 Difference]: Without dead ends: 494 [2021-11-25 17:57:41,134 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 61 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 17:57:41,135 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 110 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-11-25 17:57:41,135 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 544 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2021-11-25 17:57:41,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2021-11-25 17:57:41,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 439. [2021-11-25 17:57:41,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 408 states have (on average 1.178921568627451) internal successors, (481), 418 states have internal predecessors, (481), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (21), 18 states have call predecessors, (21), 21 states have call successors, (21) [2021-11-25 17:57:41,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 524 transitions. [2021-11-25 17:57:41,191 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 524 transitions. Word has length 63 [2021-11-25 17:57:41,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:57:41,192 INFO L470 AbstractCegarLoop]: Abstraction has 439 states and 524 transitions. [2021-11-25 17:57:41,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 2 states have internal predecessors, (57), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 17:57:41,192 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 524 transitions. [2021-11-25 17:57:41,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 17:57:41,195 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:57:41,196 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:57:41,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 17:57:41,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:57:41,419 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 17:57:41,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:57:41,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1574397001, now seen corresponding path program 1 times [2021-11-25 17:57:41,419 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:57:41,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941059887] [2021-11-25 17:57:41,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:41,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:57:41,490 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:57:41,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [211986612] [2021-11-25 17:57:41,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:41,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:57:41,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:57:41,506 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:57:41,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 17:57:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:57:44,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 17:57:44,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:57:45,023 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 17:57:45,024 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:57:45,024 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:57:45,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941059887] [2021-11-25 17:57:45,024 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:57:45,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211986612] [2021-11-25 17:57:45,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [211986612] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:57:45,025 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:57:45,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 17:57:45,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122418598] [2021-11-25 17:57:45,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:57:45,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:57:45,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:57:45,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:57:45,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:57:45,028 INFO L87 Difference]: Start difference. First operand 439 states and 524 transitions. Second operand has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 17:57:47,827 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 17:57:48,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:57:48,606 INFO L93 Difference]: Finished difference Result 858 states and 1035 transitions. [2021-11-25 17:57:48,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:57:48,607 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 76 [2021-11-25 17:57:48,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:57:48,610 INFO L225 Difference]: With dead ends: 858 [2021-11-25 17:57:48,610 INFO L226 Difference]: Without dead ends: 441 [2021-11-25 17:57:48,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 17:57:48,612 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-25 17:57:48,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 833 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2021-11-25 17:57:48,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2021-11-25 17:57:48,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 441. [2021-11-25 17:57:48,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 409 states have (on average 1.1809290953545233) internal successors, (483), 420 states have internal predecessors, (483), 22 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (24), 18 states have call predecessors, (24), 21 states have call successors, (24) [2021-11-25 17:57:48,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 529 transitions. [2021-11-25 17:57:48,635 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 529 transitions. Word has length 76 [2021-11-25 17:57:48,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:57:48,635 INFO L470 AbstractCegarLoop]: Abstraction has 441 states and 529 transitions. [2021-11-25 17:57:48,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 17:57:48,635 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 529 transitions. [2021-11-25 17:57:48,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 17:57:48,637 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:57:48,637 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:57:48,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 17:57:48,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:57:48,853 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-25 17:57:48,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:57:48,854 INFO L85 PathProgramCache]: Analyzing trace with hash -1409610589, now seen corresponding path program 1 times [2021-11-25 17:57:48,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:57:48,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415024709] [2021-11-25 17:57:48,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:48,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:57:48,995 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:57:49,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [715727216] [2021-11-25 17:57:49,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:57:49,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:57:49,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:57:49,003 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:57:49,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da5ac29f-e1e0-4a57-8c1e-e202d5af0285/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 17:58:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:58:25,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 1383 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 17:58:25,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:58:25,512 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 17:58:25,512 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 17:58:25,698 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 17:58:25,698 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:58:25,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415024709] [2021-11-25 17:58:25,699 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:58:25,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [715727216] [2021-11-25 17:58:25,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [715727216] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 17:58:25,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1163569944] [2021-11-25 17:58:25,720 INFO L159 IcfgInterpreter]: Started Sifa with 68 locations of interest [2021-11-25 17:58:25,720 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 17:58:25,725 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 17:58:25,730 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 17:58:25,730 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 17:58:25,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:25,894 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 17:58:25,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2021-11-25 17:58:25,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 17:58:25,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:25,925 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 17:58:25,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-25 17:58:25,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 17:58:25,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:25,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 17:58:25,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:25,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:25,999 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 17:58:25,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2021-11-25 17:58:26,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,050 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-25 17:58:26,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2021-11-25 17:58:26,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 17:58:26,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 17:58:26,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,122 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 17:58:26,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-25 17:58:26,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 17:58:26,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 17:58:26,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2021-11-25 17:58:26,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,664 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 17:58:26,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,684 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 17:58:26,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 76 [2021-11-25 17:58:26,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,735 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 102 treesize of output 88 [2021-11-25 17:58:26,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 86 [2021-11-25 17:58:26,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,823 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 17:58:26,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,840 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 17:58:26,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,890 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 17:58:26,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,921 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 17:58:26,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:26,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,001 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 17:58:27,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 17:58:27,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 17:58:27,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 17:58:27,226 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 17:58:27,230 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 17:58:27,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 17:58:27,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,259 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 17:58:27,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,268 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 17:58:27,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,275 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 17:58:27,300 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 17:58:27,304 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 17:58:27,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 17:58:27,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 17:58:27,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,375 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 17:58:27,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 17:58:27,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 17:58:27,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 17:58:27,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:27,559 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 17:58:32,796 WARN L227 SmtUtils]: Spent 5.09s 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 17:58:32,796 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 17:58:32,797 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 17:58:32,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:40,702 WARN L227 SmtUtils]: Spent 7.80s 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 17:58:40,703 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 17:58:40,704 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 17:58:41,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:41,310 INFO L244 Elim1Store]: Index analysis took 339 ms [2021-11-25 17:58:52,443 WARN L227 SmtUtils]: Spent 10.78s on a formula simplification. DAG size of input: 245 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 17:58:52,444 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 17:58:52,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 1373 [2021-11-25 17:58:52,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:52,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:52,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:52,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:52,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:52,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:52,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:52,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:52,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 17:58:53,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:53,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:53,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:53,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:53,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:53,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:53,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:53,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:53,236 INFO L244 Elim1Store]: Index analysis took 110 ms [2021-11-25 17:58:53,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 57 [2021-11-25 17:58:53,633 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:53,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:53,780 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 17:58:53,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 17:58:53,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:54,193 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 17:58:54,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-25 17:58:54,270 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:54,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:54,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 15 [2021-11-25 17:58:54,387 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:54,409 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:54,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:54,786 INFO L354 Elim1Store]: treesize reduction 11, result has 56.0 percent of original size [2021-11-25 17:58:54,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 44 [2021-11-25 17:58:54,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:54,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:55,247 INFO L354 Elim1Store]: treesize reduction 18, result has 66.0 percent of original size [2021-11-25 17:58:55,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 87 [2021-11-25 17:58:55,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:55,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:55,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:55,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 59 [2021-11-25 17:58:56,197 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,232 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,270 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,309 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,335 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,357 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,371 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,402 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,466 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,550 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,574 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,652 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,683 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,716 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,759 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,774 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,869 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:56,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:56,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:58:56,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:56,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:57,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:57,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:57,121 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 17:58:57,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2692 treesize of output 2466 [2021-11-25 17:58:57,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:57,222 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:57,246 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:57,290 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:57,315 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:57,340 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:57,362 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:57,389 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:57,410 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:57,460 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:58:57,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:57,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:57,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:58:57,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:57,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:57,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:57,612 INFO L244 Elim1Store]: Index analysis took 151 ms [2021-11-25 17:58:57,709 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 17:58:57,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 833 treesize of output 601 [2021-11-25 17:58:57,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:57,938 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:57,968 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,219 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,240 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,258 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,288 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,313 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,362 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,418 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,435 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,464 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,516 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,582 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,601 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,619 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,659 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:58:58,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:58,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:58,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:58,725 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 824 treesize of output 380 [2021-11-25 17:58:58,747 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,776 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,800 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:58,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:58,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:58,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:58,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2683 treesize of output 2245 [2021-11-25 17:58:59,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:59,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:59,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:59,500 INFO L354 Elim1Store]: treesize reduction 365, result has 68.6 percent of original size [2021-11-25 17:58:59,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2692 treesize of output 3043 [2021-11-25 17:58:59,622 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:59,647 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:59,669 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:58:59,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:58:59,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:59,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:58:59,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:00,059 INFO L354 Elim1Store]: treesize reduction 740, result has 36.6 percent of original size [2021-11-25 17:59:00,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 833 treesize of output 810 [2021-11-25 17:59:00,101 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,147 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,190 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,243 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,447 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,494 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,530 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,572 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,761 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,795 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,862 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,920 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:00,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:01,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,051 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:01,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,152 INFO L244 Elim1Store]: Index analysis took 161 ms [2021-11-25 17:59:01,154 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 845 treesize of output 383 [2021-11-25 17:59:01,170 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:01,188 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:01,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:01,230 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:01,262 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:01,288 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:01,309 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:01,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:01,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2704 treesize of output 2248 [2021-11-25 17:59:01,620 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:01,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:01,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:01,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:01,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,796 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 845 treesize of output 383 [2021-11-25 17:59:01,830 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:01,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:01,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:01,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:01,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2704 treesize of output 2248 [2021-11-25 17:59:02,068 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,102 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,123 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,208 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,230 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,266 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:02,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:02,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:02,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:02,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:02,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:02,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:02,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:02,424 INFO L244 Elim1Store]: Index analysis took 101 ms [2021-11-25 17:59:02,425 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 845 treesize of output 383 [2021-11-25 17:59:02,448 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,494 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,617 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,637 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:02,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:02,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:02,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:02,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:02,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:02,908 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-25 17:59:02,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2704 treesize of output 2264 [2021-11-25 17:59:03,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:03,053 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:03,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:03,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:03,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,198 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 815 treesize of output 365 [2021-11-25 17:59:03,256 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:03,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:03,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,321 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 815 treesize of output 365 [2021-11-25 17:59:03,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:03,369 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:03,389 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:03,433 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:03,457 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:03,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:03,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:03,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,596 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 815 treesize of output 365 [2021-11-25 17:59:03,631 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:03,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:03,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:03,826 INFO L244 Elim1Store]: Index analysis took 131 ms [2021-11-25 17:59:04,340 INFO L354 Elim1Store]: treesize reduction 1443, result has 23.0 percent of original size [2021-11-25 17:59:04,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 854 treesize of output 816 [2021-11-25 17:59:04,399 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:04,423 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:04,443 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:04,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:04,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:04,695 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-11-25 17:59:05,598 INFO L354 Elim1Store]: treesize reduction 938, result has 48.5 percent of original size [2021-11-25 17:59:05,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2713 treesize of output 3135 [2021-11-25 17:59:06,679 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:06,726 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:06,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:06,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:06,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:06,812 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:06,832 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:06,848 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:06,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:06,897 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:06,913 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:06,999 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,039 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,064 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,083 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,112 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,135 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,157 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,175 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,240 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,255 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,340 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,434 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,483 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,503 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,521 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,578 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,595 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,639 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:07,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:07,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:07,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:07,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 756 treesize of output 380 [2021-11-25 17:59:07,694 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:07,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:07,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:07,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:07,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2615 treesize of output 2245 [2021-11-25 17:59:08,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:08,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:08,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:08,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:08,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:08,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:08,143 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 17:59:08,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2636 treesize of output 2248 [2021-11-25 17:59:08,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,233 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,341 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,378 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,430 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,451 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,480 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,510 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,568 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,595 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,628 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:08,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:08,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:08,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:08,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:08,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:08,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:08,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:08,773 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 777 treesize of output 383 [2021-11-25 17:59:08,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,956 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:08,981 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,004 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,045 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,089 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,116 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,146 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,200 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,275 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,320 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,363 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,389 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,550 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,612 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,705 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,737 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,771 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,812 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,921 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,950 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:09,975 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,039 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,063 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,088 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,298 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,328 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,403 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,602 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,628 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,650 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,667 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,706 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,729 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,752 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,776 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,811 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,829 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,859 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,959 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:10,999 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,030 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,056 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,113 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,147 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,184 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,248 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,266 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,309 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,418 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,498 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,528 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,672 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,693 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,728 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,756 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,780 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,807 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,855 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:59:11,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:59:11,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:11,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:11,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:11,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2615 treesize of output 2245 [2021-11-25 17:59:13,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:13,564 INFO L244 Elim1Store]: Index analysis took 172 ms [2021-11-25 17:59:13,747 INFO L354 Elim1Store]: treesize reduction 1848, result has 0.1 percent of original size [2021-11-25 17:59:13,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 4042 treesize of output 3586 [2021-11-25 17:59:14,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:15,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:15,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:15,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:59:15,127 INFO L244 Elim1Store]: Index analysis took 231 ms [2021-11-25 17:59:18,955 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-25 17:59:18,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 85649 treesize of output 86917