./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a2f43006c9a8080eee594d7c3e874c7ea5bb3a923f26b30531e1d07ef5cff7d9 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:14:38,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:14:38,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:14:38,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:14:38,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:14:38,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:14:38,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:14:38,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:14:38,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:14:38,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:14:38,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:14:38,986 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:14:38,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:14:38,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:14:38,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:14:38,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:14:38,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:14:39,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:14:39,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:14:39,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:14:39,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:14:39,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:14:39,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:14:39,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:14:39,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:14:39,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:14:39,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:14:39,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:14:39,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:14:39,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:14:39,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:14:39,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:14:39,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:14:39,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:14:39,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:14:39,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:14:39,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:14:39,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:14:39,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:14:39,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:14:39,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:14:39,042 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 19:14:39,083 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:14:39,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:14:39,084 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:14:39,084 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:14:39,091 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:14:39,091 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:14:39,091 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:14:39,092 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:14:39,092 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:14:39,092 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:14:39,093 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:14:39,093 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:14:39,094 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:14:39,094 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:14:39,094 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:14:39,094 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:14:39,094 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:14:39,095 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:14:39,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:14:39,096 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:14:39,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:14:39,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:14:39,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:14:39,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:14:39,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:14:39,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:14:39,099 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:14:39,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:14:39,099 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:14:39,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:14:39,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:14:39,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:14:39,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:14:39,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:14:39,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:14:39,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:14:39,101 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:14:39,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:14:39,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:14:39,101 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:14:39,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:14:39,102 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_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2f43006c9a8080eee594d7c3e874c7ea5bb3a923f26b30531e1d07ef5cff7d9 [2021-11-25 19:14:39,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:14:39,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:14:39,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:14:39,457 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:14:39,458 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:14:39,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i [2021-11-25 19:14:39,547 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/data/bff5418eb/211a31dddda64c2aa2758c142fd8683e/FLAGbff8a1398 [2021-11-25 19:14:40,273 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:14:40,274 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i [2021-11-25 19:14:40,310 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/data/bff5418eb/211a31dddda64c2aa2758c142fd8683e/FLAGbff8a1398 [2021-11-25 19:14:40,436 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/data/bff5418eb/211a31dddda64c2aa2758c142fd8683e [2021-11-25 19:14:40,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:14:40,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:14:40,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:14:40,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:14:40,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:14:40,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:14:40" (1/1) ... [2021-11-25 19:14:40,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212b6da5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:40, skipping insertion in model container [2021-11-25 19:14:40,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:14:40" (1/1) ... [2021-11-25 19:14:40,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:14:40,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:14:40,981 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_1ccbc849-c800-4eea-80cd-26f46702acf1/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i[33021,33034] [2021-11-25 19:14:41,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:14:41,094 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:14:41,122 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_1ccbc849-c800-4eea-80cd-26f46702acf1/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i[33021,33034] [2021-11-25 19:14:41,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:14:41,209 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:14:41,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:41 WrapperNode [2021-11-25 19:14:41,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:14:41,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:14:41,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:14:41,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:14:41,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:41" (1/1) ... [2021-11-25 19:14:41,243 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:41" (1/1) ... [2021-11-25 19:14:41,302 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 621 [2021-11-25 19:14:41,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:14:41,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:14:41,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:14:41,304 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:14:41,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:41" (1/1) ... [2021-11-25 19:14:41,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:41" (1/1) ... [2021-11-25 19:14:41,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:41" (1/1) ... [2021-11-25 19:14:41,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:41" (1/1) ... [2021-11-25 19:14:41,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:41" (1/1) ... [2021-11-25 19:14:41,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:41" (1/1) ... [2021-11-25 19:14:41,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:41" (1/1) ... [2021-11-25 19:14:41,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:14:41,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:14:41,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:14:41,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:14:41,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:41" (1/1) ... [2021-11-25 19:14:41,405 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:14:41,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:14:41,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:14:41,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:14:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:14:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 19:14:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 19:14:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:14:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:14:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:14:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:14:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:14:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:14:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:14:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:14:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:14:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:14:41,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:14:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:14:41,687 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:14:41,688 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:14:42,604 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:14:42,924 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:14:42,925 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-25 19:14:42,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:14:42 BoogieIcfgContainer [2021-11-25 19:14:42,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:14:42,930 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:14:42,930 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:14:42,934 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:14:42,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:14:40" (1/3) ... [2021-11-25 19:14:42,935 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3318014b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:14:42, skipping insertion in model container [2021-11-25 19:14:42,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:14:41" (2/3) ... [2021-11-25 19:14:42,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3318014b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:14:42, skipping insertion in model container [2021-11-25 19:14:42,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:14:42" (3/3) ... [2021-11-25 19:14:42,938 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_BER_test1-1.i [2021-11-25 19:14:42,944 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:14:42,944 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 19:14:43,044 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:14:43,062 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 19:14:43,062 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 19:14:43,084 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 19:14:43,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 19:14:43,090 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:14:43,091 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:14:43,091 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:14:43,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:14:43,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1633489720, now seen corresponding path program 1 times [2021-11-25 19:14:43,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:14:43,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44643504] [2021-11-25 19:14:43,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:14:43,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:14:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:14:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:14:43,327 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:14:43,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44643504] [2021-11-25 19:14:43,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44643504] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:14:43,330 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:14:43,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:14:43,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236301738] [2021-11-25 19:14:43,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:14:43,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:14:43,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:14:43,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:14:43,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:14:43,373 INFO L87 Difference]: Start difference. First operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:14:45,016 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:14:45,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:14:45,021 INFO L93 Difference]: Finished difference Result 209 states and 376 transitions. [2021-11-25 19:14:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:14:45,045 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-25 19:14:45,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:14:45,058 INFO L225 Difference]: With dead ends: 209 [2021-11-25 19:14:45,058 INFO L226 Difference]: Without dead ends: 128 [2021-11-25 19:14:45,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:14:45,068 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 49 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-25 19:14:45,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 195 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-25 19:14:45,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-11-25 19:14:45,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 81. [2021-11-25 19:14:45,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 65 states have (on average 1.2769230769230768) internal successors, (83), 75 states have internal predecessors, (83), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 19:14:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 109 transitions. [2021-11-25 19:14:45,150 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 109 transitions. Word has length 8 [2021-11-25 19:14:45,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:14:45,151 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 109 transitions. [2021-11-25 19:14:45,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:14:45,151 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2021-11-25 19:14:45,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 19:14:45,155 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:14:45,155 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:14:45,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 19:14:45,156 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:14:45,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:14:45,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1995011669, now seen corresponding path program 1 times [2021-11-25 19:14:45,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:14:45,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817652862] [2021-11-25 19:14:45,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:14:45,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:14:45,381 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:14:45,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [71232757] [2021-11-25 19:14:45,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:14:45,382 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:14:45,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:14:45,384 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:14:45,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:14:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:14:46,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 1570 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:14:46,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:14:46,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:14:46,323 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:14:46,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:14:46,436 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:14:46,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817652862] [2021-11-25 19:14:46,442 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:14:46,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [71232757] [2021-11-25 19:14:46,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [71232757] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:14:46,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1867958503] [2021-11-25 19:14:46,469 INFO L159 IcfgInterpreter]: Started Sifa with 31 locations of interest [2021-11-25 19:14:46,470 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:14:46,474 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:14:46,480 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:14:46,481 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:14:46,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:46,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 19:14:46,668 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-25 19:14:46,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2021-11-25 19:14:46,719 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 19:14:46,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-25 19:14:46,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:46,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:14:46,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-25 19:14:46,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:46,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 19:14:47,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:14:47,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 19:14:47,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 19:14:47,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:14:47,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 19:14:47,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 19:14:47,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:14:47,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:47,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:14:47,690 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 19:14:48,656 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1867958503] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:14:48,656 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 19:14:48,656 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2021-11-25 19:14:48,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034873483] [2021-11-25 19:14:48,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:14:48,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 19:14:48,659 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:14:48,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 19:14:48,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-25 19:14:48,660 INFO L87 Difference]: Start difference. First operand 81 states and 109 transitions. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:14:52,120 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:14:53,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:14:53,446 INFO L93 Difference]: Finished difference Result 173 states and 232 transitions. [2021-11-25 19:14:53,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 19:14:53,459 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-11-25 19:14:53,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:14:53,461 INFO L225 Difference]: With dead ends: 173 [2021-11-25 19:14:53,461 INFO L226 Difference]: Without dead ends: 94 [2021-11-25 19:14:53,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 79 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-25 19:14:53,464 INFO L933 BasicCegarLoop]: 93 mSDtfsCounter, 10 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-11-25 19:14:53,464 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 329 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2021-11-25 19:14:53,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-11-25 19:14:53,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 91. [2021-11-25 19:14:53,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 75 states have (on average 1.24) internal successors, (93), 85 states have internal predecessors, (93), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 19:14:53,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 119 transitions. [2021-11-25 19:14:53,482 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 119 transitions. Word has length 31 [2021-11-25 19:14:53,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:14:53,482 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 119 transitions. [2021-11-25 19:14:53,483 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:14:53,483 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2021-11-25 19:14:53,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 19:14:53,485 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:14:53,485 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:14:53,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:14:53,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:14:53,699 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:14:53,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:14:53,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1705819700, now seen corresponding path program 1 times [2021-11-25 19:14:53,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:14:53,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311545675] [2021-11-25 19:14:53,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:14:53,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:14:53,773 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:14:53,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [52260485] [2021-11-25 19:14:53,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:14:53,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:14:53,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:14:53,791 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:14:53,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:14:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:14:54,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:14:54,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:14:54,380 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 19:14:54,380 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:14:54,526 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 19:14:54,527 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:14:54,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311545675] [2021-11-25 19:14:54,527 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:14:54,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [52260485] [2021-11-25 19:14:54,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [52260485] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:14:54,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1476763513] [2021-11-25 19:14:54,547 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2021-11-25 19:14:54,547 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:14:54,547 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:14:54,548 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:14:54,548 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:14:54,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:54,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 19:14:54,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:54,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 19:14:54,687 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 19:14:54,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-25 19:14:54,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 19:14:54,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:54,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:14:54,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-25 19:14:54,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:54,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:54,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:54,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:54,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:54,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:54,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 19:14:55,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 19:14:55,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:14:55,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:14:55,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 19:14:55,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 19:14:55,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-25 19:14:55,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 19:14:55,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2021-11-25 19:14:55,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 47 [2021-11-25 19:14:55,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 19:14:55,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:55,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:14:56,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 19:14:56,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 19:14:56,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:14:56,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:14:56,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-25 19:14:56,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 19:14:56,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 19:14:56,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 19:14:56,320 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 19:14:56,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2021-11-25 19:14:56,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2021-11-25 19:14:56,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 19:14:56,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:14:56,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:14:56,442 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 101 for LOIs [2021-11-25 19:14:56,528 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 19:14:58,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1476763513] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:14:58,427 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 19:14:58,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2021-11-25 19:14:58,427 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171067919] [2021-11-25 19:14:58,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:14:58,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-25 19:14:58,428 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:14:58,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-25 19:14:58,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-25 19:14:58,429 INFO L87 Difference]: Start difference. First operand 91 states and 119 transitions. Second operand has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 19:15:01,529 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 19:15:01,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:15:01,643 INFO L93 Difference]: Finished difference Result 175 states and 234 transitions. [2021-11-25 19:15:01,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 19:15:01,649 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2021-11-25 19:15:01,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:15:01,650 INFO L225 Difference]: With dead ends: 175 [2021-11-25 19:15:01,650 INFO L226 Difference]: Without dead ends: 96 [2021-11-25 19:15:01,651 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 113 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-25 19:15:01,652 INFO L933 BasicCegarLoop]: 92 mSDtfsCounter, 8 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 53 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:15:01,653 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 326 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 105 Invalid, 0 Unknown, 53 Unchecked, 3.2s Time] [2021-11-25 19:15:01,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-11-25 19:15:01,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2021-11-25 19:15:01,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 89 states have internal predecessors, (97), 14 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (14), 4 states have call predecessors, (14), 14 states have call successors, (14) [2021-11-25 19:15:01,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 125 transitions. [2021-11-25 19:15:01,676 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 125 transitions. Word has length 44 [2021-11-25 19:15:01,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:15:01,677 INFO L470 AbstractCegarLoop]: Abstraction has 96 states and 125 transitions. [2021-11-25 19:15:01,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 19:15:01,677 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2021-11-25 19:15:01,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 19:15:01,679 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:15:01,679 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:15:01,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 19:15:01,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:15:01,881 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:15:01,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:15:01,882 INFO L85 PathProgramCache]: Analyzing trace with hash -336880136, now seen corresponding path program 1 times [2021-11-25 19:15:01,882 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:15:01,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421791896] [2021-11-25 19:15:01,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:15:01,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:15:01,940 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 19:15:01,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [397447455] [2021-11-25 19:15:01,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:15:01,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:15:01,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:15:01,944 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:15:01,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccbc849-c800-4eea-80cd-26f46702acf1/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 19:15:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:15:02,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:15:02,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:15:02,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 19:15:02,471 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:15:02,588 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 19:15:02,588 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:15:02,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421791896] [2021-11-25 19:15:02,588 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 19:15:02,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [397447455] [2021-11-25 19:15:02,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [397447455] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:15:02,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2120994166] [2021-11-25 19:15:02,596 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2021-11-25 19:15:02,596 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:15:02,596 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:15:02,597 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:15:02,597 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:15:02,666 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 19:15:02,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2021-11-25 19:15:02,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:02,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-25 19:15:02,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 19:15:02,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 19:15:02,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 19:15:02,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 19:15:02,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:02,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 19:15:03,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:15:03,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 19:15:03,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 78 [2021-11-25 19:15:03,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 19:15:03,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 19:15:03,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 19:15:03,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:15:03,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 19:15:03,294 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 19:15:03,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2021-11-25 19:15:03,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2021-11-25 19:15:03,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 19:15:03,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:15:03,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:15:03,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 19:15:03,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 19:15:03,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 19:15:03,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:15:03,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 19:15:03,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 19:15:03,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 19:15:03,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 19:15:03,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:15:03,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 19:15:03,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 19:15:03,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:03,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 19:15:13,945 WARN L227 SmtUtils]: Spent 10.03s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:15:13,946 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 19:15:13,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 19:15:14,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:28,694 WARN L227 SmtUtils]: Spent 14.60s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:15:28,694 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 19:15:28,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 19:15:29,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:29,837 INFO L244 Elim1Store]: Index analysis took 862 ms [2021-11-25 19:15:45,419 WARN L227 SmtUtils]: Spent 15.22s on a formula simplification. DAG size of input: 244 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:15:45,420 INFO L354 Elim1Store]: treesize reduction 2566, result has 31.1 percent of original size [2021-11-25 19:15:45,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 1377 [2021-11-25 19:15:46,113 INFO L244 Elim1Store]: Index analysis took 173 ms [2021-11-25 19:15:47,150 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 19:15:47,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 37 treesize of output 65 [2021-11-25 19:15:47,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 38 [2021-11-25 19:15:48,051 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:48,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:48,232 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 19:15:48,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 19:15:48,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:48,654 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:15:48,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-25 19:15:48,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:48,900 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 19:15:48,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 19:15:48,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:48,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:48,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:49,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 19:15:49,044 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:49,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:49,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-25 19:15:49,161 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:49,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:49,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:49,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-11-25 19:15:49,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:49,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-25 19:15:49,415 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:49,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:49,561 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:15:49,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 19:15:49,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:49,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:49,747 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-25 19:15:49,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 14 [2021-11-25 19:15:49,827 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:49,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:49,956 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:50,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:50,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:50,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:50,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 16 [2021-11-25 19:15:51,021 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:51,073 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:51,135 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:51,288 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:51,378 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:51,440 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:51,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:51,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:51,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:52,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:52,170 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:52,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:52,249 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:52,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:52,340 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:52,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:52,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:52,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:52,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:52,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:52,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:52,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:52,595 INFO L244 Elim1Store]: Index analysis took 125 ms [2021-11-25 19:15:52,713 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:15:52,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2732 treesize of output 2528 [2021-11-25 19:15:52,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:52,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:52,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:52,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:52,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:53,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:53,006 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-11-25 19:15:53,088 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:15:53,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2632 treesize of output 2434 [2021-11-25 19:15:53,290 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:53,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:53,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:53,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:53,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:53,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:53,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:53,425 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 19:15:53,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2616 treesize of output 1 [2021-11-25 19:15:53,762 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:53,804 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:53,840 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:53,903 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:53,967 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:53,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:53,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:54,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:54,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:54,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 19:15:54,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:54,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:54,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:54,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:54,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 19:15:54,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:54,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:54,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:54,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:54,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2595 treesize of output 2231 [2021-11-25 19:15:54,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:54,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:54,879 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:54,950 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:55,033 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:55,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:55,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:55,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:55,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 19:15:55,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:55,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:55,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:55,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 19:15:55,453 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:15:55,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:55,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:55,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:15:55,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2595 treesize of output 2231 [2021-11-25 19:15:56,356 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:56,407 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:56,459 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:56,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:56,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:56,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:56,669 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:56,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:56,881 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:56,956 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:56,980 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,016 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,054 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,093 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,260 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,310 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,362 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,399 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,426 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,492 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,548 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,580 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:57,954 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,025 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,061 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,105 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,190 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,385 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,432 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,493 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,518 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,563 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,609 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,643 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,791 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,922 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:58,968 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:59,003 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:59,037 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:59,087 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:59,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:15:59,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:00,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:00,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:00,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:00,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-25 19:16:00,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:00,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:00,492 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:00,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:00,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:00,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:00,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-25 19:16:00,654 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:00,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:00,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:00,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:00,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:00,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2663 treesize of output 2231 [2021-11-25 19:16:01,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:01,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:01,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:01,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:01,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:01,259 INFO L244 Elim1Store]: Index analysis took 125 ms [2021-11-25 19:16:01,408 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-25 19:16:01,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2700 treesize of output 2260 [2021-11-25 19:16:01,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:01,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:01,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:01,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:01,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:01,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:01,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:01,698 INFO L244 Elim1Store]: Index analysis took 160 ms [2021-11-25 19:16:01,716 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 19:16:01,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 19:16:01,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:01,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:01,883 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:01,945 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:02,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:02,089 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:02,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:02,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:02,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:02,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:02,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:02,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:02,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:02,477 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-11-25 19:16:02,495 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 19:16:02,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-25 19:16:02,743 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:02,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:02,840 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:02,898 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:02,959 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:03,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:03,106 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:03,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:03,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:03,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:03,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:03,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:03,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:03,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:03,656 INFO L244 Elim1Store]: Index analysis took 114 ms [2021-11-25 19:16:03,674 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:16:03,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2672 treesize of output 2234 [2021-11-25 19:16:03,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:03,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:03,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:03,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:03,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:03,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:03,921 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-25 19:16:03,939 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:16:03,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 19:16:04,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:04,089 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:04,137 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:04,194 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:04,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:04,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:04,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:04,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:04,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:04,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:04,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:04,408 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-11-25 19:16:04,428 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 19:16:04,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2788 treesize of output 2338 [2021-11-25 19:16:04,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:04,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:06,146 INFO L354 Elim1Store]: treesize reduction 1186, result has 34.9 percent of original size [2021-11-25 19:16:06,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2709 treesize of output 2883 [2021-11-25 19:16:06,373 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:06,419 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:06,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:06,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:06,602 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:06,650 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:06,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:06,999 INFO L244 Elim1Store]: Index analysis took 202 ms [2021-11-25 19:16:09,790 INFO L354 Elim1Store]: treesize reduction 1185, result has 36.7 percent of original size [2021-11-25 19:16:09,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 3028 [2021-11-25 19:16:10,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:10,975 INFO L244 Elim1Store]: Index analysis took 237 ms [2021-11-25 19:16:11,753 INFO L354 Elim1Store]: treesize reduction 1811, result has 2.1 percent of original size [2021-11-25 19:16:11,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2693 treesize of output 2275 [2021-11-25 19:16:12,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:12,453 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:12,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:12,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:12,495 INFO L244 Elim1Store]: Index analysis took 107 ms [2021-11-25 19:16:13,025 INFO L354 Elim1Store]: treesize reduction 793, result has 31.3 percent of original size [2021-11-25 19:16:13,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2672 treesize of output 2596 [2021-11-25 19:16:13,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:13,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:13,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:13,493 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 19:16:13,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 19:16:13,659 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:13,729 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:13,774 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:13,844 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:13,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:13,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:14,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:14,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:14,046 INFO L244 Elim1Store]: Index analysis took 108 ms [2021-11-25 19:16:14,601 INFO L354 Elim1Store]: treesize reduction 793, result has 32.0 percent of original size [2021-11-25 19:16:14,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 2712 [2021-11-25 19:16:15,921 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:15,968 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:16,044 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:16,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:16,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:16,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 19:16:16,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:16,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:16,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,518 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-25 19:16:16,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 19:16:16,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:16,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:16,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:16,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-25 19:16:17,060 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:17,117 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:17,196 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:17,525 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:17,580 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:17,610 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:17,652 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:17,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:17,737 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:17,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:18,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:18,074 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:18,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:18,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:18,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:18,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:18,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:18,195 INFO L244 Elim1Store]: Index analysis took 166 ms [2021-11-25 19:16:18,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 19:16:18,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:18,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:18,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:18,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:18,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:18,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:18,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:18,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:18,556 INFO L244 Elim1Store]: Index analysis took 123 ms [2021-11-25 19:16:18,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 19:16:18,620 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:18,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:18,695 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:18,728 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:18,780 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:18,837 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:19,136 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:19,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:19,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:16:19,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:19,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:19,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:19,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:19,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:19,252 INFO L244 Elim1Store]: Index analysis took 116 ms [2021-11-25 19:16:19,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-25 19:16:19,594 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:19,682 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:19,725 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:19,797 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:19,884 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:19,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:20,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:16:24,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:24,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:25,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:25,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:16:25,101 INFO L244 Elim1Store]: Index analysis took 301 ms [2021-11-25 19:16:31,464 WARN L227 SmtUtils]: Spent 6.12s on a formula simplification. DAG size of input: 152 DAG size of output: 122 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 19:16:31,465 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-25 19:16:31,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 9 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 145059 treesize of output 145451