./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1f34940ecf685c2c1201858b264ccb53eb3034d3cb9952a1b49bb437c42dde1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:50:06,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:50:06,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:50:06,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:50:06,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:50:06,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:50:06,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:50:06,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:50:06,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:50:06,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:50:06,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:50:06,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:50:06,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:50:06,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:50:06,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:50:06,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:50:06,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:50:06,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:50:06,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:50:06,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:50:06,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:50:06,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:50:06,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:50:06,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:50:06,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:50:06,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:50:06,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:50:06,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:50:06,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:50:06,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:50:06,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:50:06,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:50:06,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:50:07,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:50:07,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:50:07,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:50:07,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:50:07,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:50:07,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:50:07,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:50:07,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:50:07,021 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-23 03:50:07,074 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:50:07,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:50:07,075 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:50:07,075 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:50:07,076 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:50:07,076 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:50:07,076 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:50:07,077 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:50:07,077 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:50:07,077 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:50:07,077 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:50:07,077 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:50:07,078 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:50:07,078 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:50:07,078 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:50:07,078 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:50:07,079 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:50:07,079 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:50:07,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:50:07,080 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 03:50:07,080 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 03:50:07,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:50:07,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 03:50:07,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:50:07,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:50:07,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:50:07,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:50:07,082 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 03:50:07,082 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 03:50:07,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:50:07,082 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:50:07,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:50:07,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:50:07,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:50:07,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:50:07,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:50:07,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:50:07,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:50:07,084 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:50:07,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:50:07,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:50:07,085 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:50:07,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:50:07,085 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_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1f34940ecf685c2c1201858b264ccb53eb3034d3cb9952a1b49bb437c42dde1 [2021-11-23 03:50:07,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:50:07,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:50:07,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:50:07,368 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:50:07,368 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:50:07,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i [2021-11-23 03:50:07,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/data/43e5928bc/a97f4bb1ddf34514ae9689415f98ad5f/FLAG38549fedd [2021-11-23 03:50:08,139 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:50:08,143 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i [2021-11-23 03:50:08,173 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/data/43e5928bc/a97f4bb1ddf34514ae9689415f98ad5f/FLAG38549fedd [2021-11-23 03:50:08,299 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/data/43e5928bc/a97f4bb1ddf34514ae9689415f98ad5f [2021-11-23 03:50:08,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:50:08,303 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:50:08,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:50:08,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:50:08,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:50:08,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:08" (1/1) ... [2021-11-23 03:50:08,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d03f9b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:08, skipping insertion in model container [2021-11-23 03:50:08,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:08" (1/1) ... [2021-11-23 03:50:08,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:50:08,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:50:08,772 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_90dd75b9-8a7f-4fa8-8276-055998644663/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i[33021,33034] [2021-11-23 03:50:08,868 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_90dd75b9-8a7f-4fa8-8276-055998644663/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i[44590,44603] [2021-11-23 03:50:08,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:50:08,897 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 03:50:08,965 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_90dd75b9-8a7f-4fa8-8276-055998644663/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i[33021,33034] [2021-11-23 03:50:09,056 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_90dd75b9-8a7f-4fa8-8276-055998644663/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-1.i[44590,44603] [2021-11-23 03:50:09,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:50:09,103 INFO L208 MainTranslator]: Completed translation [2021-11-23 03:50:09,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09 WrapperNode [2021-11-23 03:50:09,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:50:09,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 03:50:09,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 03:50:09,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 03:50:09,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 03:50:09,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 03:50:09,234 INFO L137 Inliner]: procedures = 177, calls = 285, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1034 [2021-11-23 03:50:09,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 03:50:09,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 03:50:09,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 03:50:09,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 03:50:09,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 03:50:09,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 03:50:09,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 03:50:09,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 03:50:09,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 03:50:09,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 03:50:09,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 03:50:09,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 03:50:09,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 03:50:09,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 03:50:09,416 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 03:50:09,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 03:50:09,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:50:09,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:50:09,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 03:50:09,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 03:50:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 03:50:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 03:50:09,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 03:50:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 03:50:09,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 03:50:09,517 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 03:50:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 03:50:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 03:50:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 03:50:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 03:50:09,517 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 03:50:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 03:50:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 03:50:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 03:50:09,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 03:50:09,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 03:50:09,718 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 03:50:09,720 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 03:50:10,953 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 03:50:11,377 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 03:50:11,378 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-23 03:50:11,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:50:11 BoogieIcfgContainer [2021-11-23 03:50:11,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 03:50:11,383 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 03:50:11,383 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 03:50:11,387 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 03:50:11,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:50:08" (1/3) ... [2021-11-23 03:50:11,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bd3589b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:50:11, skipping insertion in model container [2021-11-23 03:50:11,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (2/3) ... [2021-11-23 03:50:11,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bd3589b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:50:11, skipping insertion in model container [2021-11-23 03:50:11,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:50:11" (3/3) ... [2021-11-23 03:50:11,391 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test3-1.i [2021-11-23 03:50:11,396 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 03:50:11,397 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-11-23 03:50:11,450 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 03:50:11,458 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 03:50:11,458 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-23 03:50:11,481 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 114 states have (on average 1.8157894736842106) internal successors, (207), 127 states have internal predecessors, (207), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-23 03:50:11,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 03:50:11,484 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:50:11,485 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-23 03:50:11,485 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 03:50:11,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:50:11,491 INFO L85 PathProgramCache]: Analyzing trace with hash 26287934, now seen corresponding path program 1 times [2021-11-23 03:50:11,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:50:11,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274213311] [2021-11-23 03:50:11,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:50:11,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:50:11,623 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:50:11,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1185582279] [2021-11-23 03:50:11,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:50:11,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:50:11,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:50:11,626 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:50:11,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 03:50:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:50:11,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 03:50:11,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:50:11,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 03:50:12,025 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 20 treesize of output 12 [2021-11-23 03:50:12,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:50:12,037 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:50:12,037 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:50:12,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274213311] [2021-11-23 03:50:12,038 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:50:12,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1185582279] [2021-11-23 03:50:12,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1185582279] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:50:12,040 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:50:12,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 03:50:12,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347949219] [2021-11-23 03:50:12,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:50:12,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:50:12,049 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:50:12,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:50:12,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:50:12,093 INFO L87 Difference]: Start difference. First operand has 133 states, 114 states have (on average 1.8157894736842106) internal successors, (207), 127 states have internal predecessors, (207), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:50:14,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:50:14,213 INFO L93 Difference]: Finished difference Result 341 states and 581 transitions. [2021-11-23 03:50:14,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:50:14,230 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-23 03:50:14,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:50:14,243 INFO L225 Difference]: With dead ends: 341 [2021-11-23 03:50:14,243 INFO L226 Difference]: Without dead ends: 208 [2021-11-23 03:50:14,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:50:14,251 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 81 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:50:14,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 374 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-23 03:50:14,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-11-23 03:50:14,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 136. [2021-11-23 03:50:14,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 118 states have (on average 1.2627118644067796) internal successors, (149), 130 states have internal predecessors, (149), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-23 03:50:14,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 165 transitions. [2021-11-23 03:50:14,314 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 165 transitions. Word has length 4 [2021-11-23 03:50:14,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:50:14,315 INFO L470 AbstractCegarLoop]: Abstraction has 136 states and 165 transitions. [2021-11-23 03:50:14,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:50:14,316 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 165 transitions. [2021-11-23 03:50:14,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 03:50:14,317 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:50:14,317 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:50:14,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 03:50:14,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:50:14,534 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 03:50:14,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:50:14,535 INFO L85 PathProgramCache]: Analyzing trace with hash 554609707, now seen corresponding path program 1 times [2021-11-23 03:50:14,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:50:14,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799200284] [2021-11-23 03:50:14,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:50:14,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:50:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:50:14,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:50:14,656 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:50:14,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799200284] [2021-11-23 03:50:14,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799200284] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:50:14,660 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:50:14,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:50:14,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504439697] [2021-11-23 03:50:14,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:50:14,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:50:14,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:50:14,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:50:14,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:50:14,671 INFO L87 Difference]: Start difference. First operand 136 states and 165 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:50:16,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:50:16,753 INFO L93 Difference]: Finished difference Result 266 states and 333 transitions. [2021-11-23 03:50:16,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:50:16,760 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2021-11-23 03:50:16,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:50:16,762 INFO L225 Difference]: With dead ends: 266 [2021-11-23 03:50:16,762 INFO L226 Difference]: Without dead ends: 195 [2021-11-23 03:50:16,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:50:16,764 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 68 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:50:16,765 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [73 Valid, 383 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-23 03:50:16,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2021-11-23 03:50:16,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 136. [2021-11-23 03:50:16,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 118 states have (on average 1.2542372881355932) internal successors, (148), 130 states have internal predecessors, (148), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-23 03:50:16,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 164 transitions. [2021-11-23 03:50:16,782 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 164 transitions. Word has length 9 [2021-11-23 03:50:16,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:50:16,782 INFO L470 AbstractCegarLoop]: Abstraction has 136 states and 164 transitions. [2021-11-23 03:50:16,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:50:16,783 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 164 transitions. [2021-11-23 03:50:16,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 03:50:16,784 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:50:16,784 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:50:16,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 03:50:16,785 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 03:50:16,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:50:16,785 INFO L85 PathProgramCache]: Analyzing trace with hash 488272890, now seen corresponding path program 1 times [2021-11-23 03:50:16,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:50:16,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730690731] [2021-11-23 03:50:16,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:50:16,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:50:16,805 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:50:16,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1945590465] [2021-11-23 03:50:16,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:50:16,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:50:16,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:50:16,832 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:50:16,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 03:50:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:50:17,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:50:17,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:50:17,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:50:17,215 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:50:17,215 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:50:17,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730690731] [2021-11-23 03:50:17,216 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:50:17,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1945590465] [2021-11-23 03:50:17,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1945590465] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:50:17,217 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:50:17,217 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 03:50:17,218 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721187646] [2021-11-23 03:50:17,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:50:17,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:50:17,218 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:50:17,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:50:17,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:50:17,220 INFO L87 Difference]: Start difference. First operand 136 states and 164 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:50:19,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:50:19,342 INFO L93 Difference]: Finished difference Result 332 states and 405 transitions. [2021-11-23 03:50:19,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:50:19,354 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-23 03:50:19,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:50:19,356 INFO L225 Difference]: With dead ends: 332 [2021-11-23 03:50:19,356 INFO L226 Difference]: Without dead ends: 201 [2021-11-23 03:50:19,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:50:19,359 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 64 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:50:19,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [71 Valid, 302 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-23 03:50:19,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-11-23 03:50:19,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 181. [2021-11-23 03:50:19,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 163 states have (on average 1.2269938650306749) internal successors, (200), 175 states have internal predecessors, (200), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-23 03:50:19,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 216 transitions. [2021-11-23 03:50:19,376 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 216 transitions. Word has length 28 [2021-11-23 03:50:19,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:50:19,377 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 216 transitions. [2021-11-23 03:50:19,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:50:19,377 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 216 transitions. [2021-11-23 03:50:19,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 03:50:19,379 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:50:19,379 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:50:19,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-23 03:50:19,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:50:19,594 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 03:50:19,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:50:19,595 INFO L85 PathProgramCache]: Analyzing trace with hash -601106124, now seen corresponding path program 1 times [2021-11-23 03:50:19,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:50:19,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239805693] [2021-11-23 03:50:19,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:50:19,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:50:19,622 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:50:19,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1574948406] [2021-11-23 03:50:19,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:50:19,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:50:19,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:50:19,628 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:50:19,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 03:50:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:50:19,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:50:19,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:50:20,072 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:50:20,073 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:50:20,073 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:50:20,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239805693] [2021-11-23 03:50:20,073 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:50:20,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574948406] [2021-11-23 03:50:20,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574948406] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:50:20,073 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:50:20,073 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 03:50:20,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817948904] [2021-11-23 03:50:20,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:50:20,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:50:20,074 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:50:20,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:50:20,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:50:20,075 INFO L87 Difference]: Start difference. First operand 181 states and 216 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 03:50:22,222 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 03:50:22,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:50:22,416 INFO L93 Difference]: Finished difference Result 346 states and 418 transitions. [2021-11-23 03:50:22,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:50:22,420 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2021-11-23 03:50:22,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:50:22,422 INFO L225 Difference]: With dead ends: 346 [2021-11-23 03:50:22,422 INFO L226 Difference]: Without dead ends: 183 [2021-11-23 03:50:22,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:50:22,424 INFO L933 BasicCegarLoop]: 140 mSDtfsCounter, 1 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-23 03:50:22,424 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 416 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-23 03:50:22,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2021-11-23 03:50:22,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2021-11-23 03:50:22,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 164 states have (on average 1.2317073170731707) internal successors, (202), 177 states have internal predecessors, (202), 8 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (9), 4 states have call predecessors, (9), 8 states have call successors, (9) [2021-11-23 03:50:22,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 219 transitions. [2021-11-23 03:50:22,448 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 219 transitions. Word has length 41 [2021-11-23 03:50:22,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:50:22,449 INFO L470 AbstractCegarLoop]: Abstraction has 183 states and 219 transitions. [2021-11-23 03:50:22,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 03:50:22,449 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 219 transitions. [2021-11-23 03:50:22,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 03:50:22,451 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:50:22,451 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:50:22,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 03:50:22,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:50:22,674 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-23 03:50:22,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:50:22,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1335578956, now seen corresponding path program 1 times [2021-11-23 03:50:22,675 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:50:22,675 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523470662] [2021-11-23 03:50:22,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:50:22,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:50:22,691 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:50:22,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1262976838] [2021-11-23 03:50:22,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:50:22,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:50:22,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:50:22,705 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:50:22,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd75b9-8a7f-4fa8-8276-055998644663/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 03:50:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:50:23,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 03:50:23,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:50:23,366 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 03:50:23,366 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:50:23,527 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:50:23,528 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:50:23,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523470662] [2021-11-23 03:50:23,528 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:50:23,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1262976838] [2021-11-23 03:50:23,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1262976838] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:50:23,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [168672297] [2021-11-23 03:50:23,546 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-23 03:50:23,547 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:50:23,550 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:50:23,554 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:50:23,555 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:50:23,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:23,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-23 03:50:23,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 03:50:23,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:23,667 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 03:50:23,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-23 03:50:23,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:23,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-23 03:50:23,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 03:50:23,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:23,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:23,746 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 03:50:23,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2021-11-23 03:50:23,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 03:50:23,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:23,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:23,795 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-23 03:50:23,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2021-11-23 03:50:23,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 03:50:23,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:23,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:23,855 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 03:50:23,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 03:50:23,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:23,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:23,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:23,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2021-11-23 03:50:23,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:50:23,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:50:24,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 75 [2021-11-23 03:50:24,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-11-23 03:50:24,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:50:24,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:50:24,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 03:50:24,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 86 [2021-11-23 03:50:24,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 03:50:24,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-23 03:50:24,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 115 [2021-11-23 03:50:24,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,680 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 03:50:24,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 127 treesize of output 138 [2021-11-23 03:50:24,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,759 INFO L354 Elim1Store]: treesize reduction 200, result has 11.5 percent of original size [2021-11-23 03:50:24,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 126 treesize of output 132 [2021-11-23 03:50:24,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:24,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-23 03:50:24,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:50:24,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 03:50:24,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:50:24,960 INFO L354 Elim1Store]: treesize reduction 34, result has 22.7 percent of original size [2021-11-23 03:50:24,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 97 [2021-11-23 03:50:24,985 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 03:50:24,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 93 [2021-11-23 03:50:25,010 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 03:50:25,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 89 [2021-11-23 03:50:25,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 03:50:25,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:50:25,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:50:25,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,219 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 78 treesize of output 30 [2021-11-23 03:50:25,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-23 03:50:25,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,286 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 [2021-11-23 03:50:25,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-23 03:50:25,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-23 03:50:25,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:25,467 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 [2021-11-23 03:50:33,158 WARN L227 SmtUtils]: Spent 7.59s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:50:33,159 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 03:50:33,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 2851 treesize of output 2328 [2021-11-23 03:50:33,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:45,508 WARN L227 SmtUtils]: Spent 12.29s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:50:45,509 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 03:50:45,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2952 treesize of output 2670 [2021-11-23 03:50:59,577 WARN L227 SmtUtils]: Spent 13.90s on a formula simplification. DAG size of input: 252 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:50:59,579 INFO L354 Elim1Store]: treesize reduction 2662, result has 30.3 percent of original size [2021-11-23 03:50:59,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 2856 treesize of output 2686 [2021-11-23 03:51:00,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:00,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:02,318 INFO L354 Elim1Store]: treesize reduction 156, result has 23.2 percent of original size [2021-11-23 03:51:02,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 17 case distinctions, treesize of input 25954 treesize of output 25985 [2021-11-23 03:51:02,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:02,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:03,509 INFO L354 Elim1Store]: treesize reduction 102, result has 20.3 percent of original size [2021-11-23 03:51:03,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 25964 treesize of output 25978 [2021-11-23 03:51:04,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:04,529 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-23 03:51:04,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 20 [2021-11-23 03:51:04,860 INFO L244 Elim1Store]: Index analysis took 101 ms [2021-11-23 03:51:04,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:05,182 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:51:05,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-23 03:51:05,610 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:05,683 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:05,921 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:05,993 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:06,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:06,245 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:06,605 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:06,695 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:06,909 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:07,048 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:07,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:07,321 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:08,077 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:08,135 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:08,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:08,414 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:08,535 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:08,689 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:08,998 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:09,061 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:09,277 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:09,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:09,526 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:09,601 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:10,183 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:10,237 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:10,384 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:10,441 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:10,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:10,596 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:10,826 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:10,884 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:11,032 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:11,152 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:11,259 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:11,319 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:11,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:11,856 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:11,964 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:12,048 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:12,133 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:12,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:12,447 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:12,506 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:12,709 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:12,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:12,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:51:12,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:12,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:51:12,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:51:12,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:51:12,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:12,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:12,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:12,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:12,884 INFO L244 Elim1Store]: Index analysis took 101 ms [2021-11-23 03:51:12,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2225 [2021-11-23 03:51:13,027 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:13,078 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:14,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:15,431 INFO L244 Elim1Store]: Index analysis took 526 ms [2021-11-23 03:51:15,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:21,078 INFO L354 Elim1Store]: treesize reduction 8875, result has 45.5 percent of original size [2021-11-23 03:51:21,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 6722 treesize of output 12446 [2021-11-23 03:51:21,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:51:21,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:21,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:21,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:51:21,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:21,403 INFO L244 Elim1Store]: Index analysis took 195 ms [2021-11-23 03:51:21,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:21,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:21,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:21,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:21,824 INFO L354 Elim1Store]: treesize reduction 448, result has 0.2 percent of original size [2021-11-23 03:51:21,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 6701 treesize of output 5133 [2021-11-23 03:51:22,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:22,233 INFO L244 Elim1Store]: Index analysis took 282 ms [2021-11-23 03:51:22,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:25,096 INFO L354 Elim1Store]: treesize reduction 7616, result has 37.8 percent of original size [2021-11-23 03:51:25,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 17115 treesize of output 19887 [2021-11-23 03:51:28,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:28,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:51:28,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:28,361 INFO L244 Elim1Store]: Index analysis took 288 ms [2021-11-23 03:51:28,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:32,146 INFO L354 Elim1Store]: treesize reduction 6632, result has 45.0 percent of original size [2021-11-23 03:51:32,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 6701 treesize of output 10463 [2021-11-23 03:51:32,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:51:32,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:32,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:32,494 INFO L244 Elim1Store]: Index analysis took 178 ms [2021-11-23 03:51:32,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:35,717 INFO L354 Elim1Store]: treesize reduction 6674, result has 44.9 percent of original size [2021-11-23 03:51:35,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 15771 treesize of output 19359 [2021-11-23 03:51:37,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:37,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:51:37,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:37,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:51:37,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:37,765 INFO L244 Elim1Store]: Index analysis took 302 ms [2021-11-23 03:51:37,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:37,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:37,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:38,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:38,267 INFO L354 Elim1Store]: treesize reduction 460, result has 0.2 percent of original size [2021-11-23 03:51:38,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 9099 treesize of output 7345 [2021-11-23 03:51:38,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:51:38,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:38,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:38,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:51:38,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:38,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:38,751 INFO L244 Elim1Store]: Index analysis took 225 ms [2021-11-23 03:51:39,033 INFO L354 Elim1Store]: treesize reduction 392, result has 0.3 percent of original size [2021-11-23 03:51:39,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 10884 treesize of output 9296 [2021-11-23 03:51:42,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:42,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 41 [2021-11-23 03:51:42,696 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:42,795 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:42,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:43,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:43,208 INFO L354 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2021-11-23 03:51:43,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 32 [2021-11-23 03:51:43,395 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:43,425 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:51:43,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:43,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 28 [2021-11-23 03:51:50,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:50,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:50,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:51:51,378 INFO L354 Elim1Store]: treesize reduction 28, result has 67.1 percent of original size [2021-11-23 03:51:51,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 428076 treesize of output 428090 [2021-11-23 03:54:34,798 INFO L190 IndexEqualityManager]: detected not equals via solver