./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/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_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df25530cebe2f8dbf5c0f407e5ccf4cecba61e3d44431cb17b70a57441db534c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:04:04,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:04:04,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:04:04,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:04:04,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:04:04,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:04:04,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:04:04,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:04:04,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:04:04,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:04:04,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:04:04,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:04:04,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:04:04,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:04:04,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:04:04,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:04:04,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:04:04,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:04:04,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:04:04,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:04:04,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:04:04,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:04:04,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:04:04,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:04:04,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:04:04,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:04:04,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:04:04,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:04:04,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:04:04,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:04:04,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:04:04,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:04:04,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:04:04,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:04:04,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:04:04,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:04:04,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:04:04,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:04:04,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:04:04,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:04:04,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:04:04,940 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 20:04:04,992 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:04:04,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:04:04,994 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:04:04,994 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:04:05,002 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:04:05,003 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:04:05,003 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:04:05,004 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:04:05,004 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:04:05,004 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:04:05,006 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:04:05,006 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:04:05,007 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:04:05,007 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:04:05,007 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:04:05,008 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:04:05,008 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:04:05,008 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:04:05,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:04:05,010 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:04:05,010 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:04:05,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:04:05,011 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:04:05,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:04:05,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:04:05,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:04:05,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:04:05,013 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 20:04:05,013 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:04:05,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:04:05,014 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:04:05,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:04:05,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:04:05,015 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:04:05,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:04:05,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:04:05,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:04:05,016 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:04:05,017 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:04:05,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:04:05,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:04:05,026 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:04:05,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:04:05,029 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_75372d27-32fb-4db9-8035-e0c41ce7391d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df25530cebe2f8dbf5c0f407e5ccf4cecba61e3d44431cb17b70a57441db534c [2021-11-25 20:04:05,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:04:05,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:04:05,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:04:05,488 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:04:05,489 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:04:05,491 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i [2021-11-25 20:04:05,573 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/data/da2fdaa82/b4bfc8f1133540f0aebd31780908da01/FLAG53e0c2c90 [2021-11-25 20:04:06,307 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:04:06,313 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i [2021-11-25 20:04:06,354 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/data/da2fdaa82/b4bfc8f1133540f0aebd31780908da01/FLAG53e0c2c90 [2021-11-25 20:04:06,448 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/data/da2fdaa82/b4bfc8f1133540f0aebd31780908da01 [2021-11-25 20:04:06,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:04:06,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:04:06,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:04:06,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:04:06,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:04:06,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:04:06" (1/1) ... [2021-11-25 20:04:06,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ffb2096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:06, skipping insertion in model container [2021-11-25 20:04:06,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:04:06" (1/1) ... [2021-11-25 20:04:06,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:04:06,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:04:07,247 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_75372d27-32fb-4db9-8035-e0c41ce7391d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i[33021,33034] [2021-11-25 20:04:07,520 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_75372d27-32fb-4db9-8035-e0c41ce7391d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i[49681,49694] [2021-11-25 20:04:07,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:04:07,568 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:04:07,601 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_75372d27-32fb-4db9-8035-e0c41ce7391d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i[33021,33034] [2021-11-25 20:04:07,744 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_75372d27-32fb-4db9-8035-e0c41ce7391d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i[49681,49694] [2021-11-25 20:04:07,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:04:07,833 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:04:07,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:07 WrapperNode [2021-11-25 20:04:07,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:04:07,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:04:07,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:04:07,836 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:04:07,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:07" (1/1) ... [2021-11-25 20:04:07,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:07" (1/1) ... [2021-11-25 20:04:08,066 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2021-11-25 20:04:08,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:04:08,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:04:08,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:04:08,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:04:08,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:07" (1/1) ... [2021-11-25 20:04:08,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:07" (1/1) ... [2021-11-25 20:04:08,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:07" (1/1) ... [2021-11-25 20:04:08,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:07" (1/1) ... [2021-11-25 20:04:08,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:07" (1/1) ... [2021-11-25 20:04:08,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:07" (1/1) ... [2021-11-25 20:04:08,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:07" (1/1) ... [2021-11-25 20:04:08,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:04:08,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:04:08,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:04:08,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:04:08,279 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:07" (1/1) ... [2021-11-25 20:04:08,290 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:04:08,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:04:08,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:04:08,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:04:08,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:04:08,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 20:04:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 20:04:08,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:04:08,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 20:04:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 20:04:08,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:04:08,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:04:08,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:04:08,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:04:08,395 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 20:04:08,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:04:08,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:04:08,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:04:08,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:04:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:04:08,791 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:04:08,793 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:04:10,412 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:04:11,069 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:04:11,070 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-25 20:04:11,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:04:11 BoogieIcfgContainer [2021-11-25 20:04:11,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:04:11,076 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:04:11,076 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:04:11,080 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:04:11,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:04:06" (1/3) ... [2021-11-25 20:04:11,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56c9bbc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:04:11, skipping insertion in model container [2021-11-25 20:04:11,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:04:07" (2/3) ... [2021-11-25 20:04:11,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56c9bbc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:04:11, skipping insertion in model container [2021-11-25 20:04:11,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:04:11" (3/3) ... [2021-11-25 20:04:11,085 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_BER_test5-1.i [2021-11-25 20:04:11,092 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:04:11,092 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-11-25 20:04:11,153 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:04:11,162 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:04:11,162 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-11-25 20:04:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand has 164 states, 140 states have (on average 1.8357142857142856) internal successors, (257), 155 states have internal predecessors, (257), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-25 20:04:11,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 20:04:11,193 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:04:11,194 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-25 20:04:11,195 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:04:11,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:04:11,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1119808, now seen corresponding path program 1 times [2021-11-25 20:04:11,213 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:04:11,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773285475] [2021-11-25 20:04:11,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:11,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:04:11,398 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:04:11,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1832649279] [2021-11-25 20:04:11,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:11,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:04:11,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:04:11,403 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:04:11,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:04:11,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:04:11,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:04:11,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:04:11,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:04:11,740 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:04:11,740 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:04:11,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773285475] [2021-11-25 20:04:11,742 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:04:11,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1832649279] [2021-11-25 20:04:11,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1832649279] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:04:11,743 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:04:11,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-25 20:04:11,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833904275] [2021-11-25 20:04:11,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:04:11,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:04:11,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:04:11,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:04:11,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:04:11,801 INFO L87 Difference]: Start difference. First operand has 164 states, 140 states have (on average 1.8357142857142856) internal successors, (257), 155 states have internal predecessors, (257), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:04:14,523 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:04:14,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:04:14,525 INFO L93 Difference]: Finished difference Result 476 states and 831 transitions. [2021-11-25 20:04:14,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:04:14,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-11-25 20:04:14,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:04:14,560 INFO L225 Difference]: With dead ends: 476 [2021-11-25 20:04:14,561 INFO L226 Difference]: Without dead ends: 312 [2021-11-25 20:04:14,565 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:04:14,570 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 159 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:04:14,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 351 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-11-25 20:04:14,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2021-11-25 20:04:14,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 212. [2021-11-25 20:04:14,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 186 states have (on average 1.2473118279569892) internal successors, (232), 203 states have internal predecessors, (232), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-11-25 20:04:14,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 264 transitions. [2021-11-25 20:04:14,652 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 264 transitions. Word has length 3 [2021-11-25 20:04:14,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:04:14,653 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 264 transitions. [2021-11-25 20:04:14,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:04:14,654 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 264 transitions. [2021-11-25 20:04:14,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 20:04:14,658 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:04:14,658 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:04:14,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:04:14,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-25 20:04:14,881 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:04:14,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:04:14,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1087819107, now seen corresponding path program 1 times [2021-11-25 20:04:14,882 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:04:14,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10556597] [2021-11-25 20:04:14,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:14,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:04:15,221 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:04:15,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [128464197] [2021-11-25 20:04:15,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:15,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:04:15,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:04:15,229 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:04:15,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:04:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:04:16,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:04:16,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:04:16,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:04:16,927 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:04:16,927 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:04:16,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10556597] [2021-11-25 20:04:16,928 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:04:16,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [128464197] [2021-11-25 20:04:16,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [128464197] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:04:16,928 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:04:16,929 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:04:16,929 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937795000] [2021-11-25 20:04:16,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:04:16,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:04:16,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:04:16,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:04:16,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:04:16,932 INFO L87 Difference]: Start difference. First operand 212 states and 264 transitions. Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:04:21,818 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:04:23,849 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:04:24,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:04:24,142 INFO L93 Difference]: Finished difference Result 312 states and 378 transitions. [2021-11-25 20:04:24,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:04:24,150 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-25 20:04:24,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:04:24,155 INFO L225 Difference]: With dead ends: 312 [2021-11-25 20:04:24,155 INFO L226 Difference]: Without dead ends: 311 [2021-11-25 20:04:24,156 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:04:24,158 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 116 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:04:24,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [127 Valid, 534 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 102 Invalid, 2 Unknown, 0 Unchecked, 7.2s Time] [2021-11-25 20:04:24,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-11-25 20:04:24,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 307. [2021-11-25 20:04:24,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 275 states have (on average 1.2036363636363636) internal successors, (331), 292 states have internal predecessors, (331), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 20:04:24,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 375 transitions. [2021-11-25 20:04:24,203 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 375 transitions. Word has length 48 [2021-11-25 20:04:24,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:04:24,204 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 375 transitions. [2021-11-25 20:04:24,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:04:24,204 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 375 transitions. [2021-11-25 20:04:24,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 20:04:24,207 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:04:24,208 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:04:24,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:04:24,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-11-25 20:04:24,422 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:04:24,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:04:24,423 INFO L85 PathProgramCache]: Analyzing trace with hash -637345286, now seen corresponding path program 1 times [2021-11-25 20:04:24,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:04:24,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949997072] [2021-11-25 20:04:24,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:24,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:04:24,749 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:04:24,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1242105244] [2021-11-25 20:04:24,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:24,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:04:24,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:04:24,752 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:04:24,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:04:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:04:26,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:04:26,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:04:26,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:04:26,553 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:04:26,553 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:04:26,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949997072] [2021-11-25 20:04:26,554 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:04:26,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1242105244] [2021-11-25 20:04:26,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1242105244] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:04:26,554 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:04:26,555 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:04:26,555 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127576981] [2021-11-25 20:04:26,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:04:26,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:04:26,556 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:04:26,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:04:26,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:04:26,558 INFO L87 Difference]: Start difference. First operand 307 states and 375 transitions. Second operand has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:04:28,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:04:28,454 INFO L93 Difference]: Finished difference Result 307 states and 375 transitions. [2021-11-25 20:04:28,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:04:28,468 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-11-25 20:04:28,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:04:28,472 INFO L225 Difference]: With dead ends: 307 [2021-11-25 20:04:28,472 INFO L226 Difference]: Without dead ends: 305 [2021-11-25 20:04:28,473 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:04:28,475 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 118 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:04:28,476 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 327 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-25 20:04:28,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-11-25 20:04:28,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 304. [2021-11-25 20:04:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 274 states have (on average 1.197080291970803) internal successors, (328), 289 states have internal predecessors, (328), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-25 20:04:28,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 372 transitions. [2021-11-25 20:04:28,513 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 372 transitions. Word has length 49 [2021-11-25 20:04:28,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:04:28,514 INFO L470 AbstractCegarLoop]: Abstraction has 304 states and 372 transitions. [2021-11-25 20:04:28,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:04:28,515 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 372 transitions. [2021-11-25 20:04:28,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 20:04:28,518 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:04:28,518 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:04:28,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-25 20:04:28,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:04:28,745 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:04:28,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:04:28,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1691543126, now seen corresponding path program 1 times [2021-11-25 20:04:28,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:04:28,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983234310] [2021-11-25 20:04:28,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:28,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:04:29,005 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:04:29,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1521540086] [2021-11-25 20:04:29,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:29,006 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:04:29,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:04:29,008 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:04:29,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:04:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:04:30,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:04:30,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:04:31,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:04:31,098 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:04:31,099 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:04:31,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983234310] [2021-11-25 20:04:31,099 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:04:31,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1521540086] [2021-11-25 20:04:31,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1521540086] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:04:31,100 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:04:31,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:04:31,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797593928] [2021-11-25 20:04:31,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:04:31,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:04:31,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:04:31,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:04:31,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:04:31,102 INFO L87 Difference]: Start difference. First operand 304 states and 372 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:04:33,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:04:33,526 INFO L93 Difference]: Finished difference Result 589 states and 737 transitions. [2021-11-25 20:04:33,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:04:33,540 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-25 20:04:33,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:04:33,545 INFO L225 Difference]: With dead ends: 589 [2021-11-25 20:04:33,545 INFO L226 Difference]: Without dead ends: 357 [2021-11-25 20:04:33,547 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:04:33,549 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 76 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:04:33,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 346 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-25 20:04:33,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2021-11-25 20:04:33,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 353. [2021-11-25 20:04:33,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 313 states have (on average 1.2236421725239617) internal successors, (383), 338 states have internal predecessors, (383), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-25 20:04:33,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 447 transitions. [2021-11-25 20:04:33,590 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 447 transitions. Word has length 51 [2021-11-25 20:04:33,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:04:33,591 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 447 transitions. [2021-11-25 20:04:33,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:04:33,592 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 447 transitions. [2021-11-25 20:04:33,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 20:04:33,595 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:04:33,595 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:04:33,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 20:04:33,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:04:33,809 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:04:33,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:04:33,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1425254209, now seen corresponding path program 1 times [2021-11-25 20:04:33,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:04:33,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620175626] [2021-11-25 20:04:33,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:33,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:04:34,074 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:04:34,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [757342316] [2021-11-25 20:04:34,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:34,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:04:34,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:04:34,077 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:04:34,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 20:04:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:04:35,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:04:35,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:04:35,811 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 20:04:35,811 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:04:35,812 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:04:35,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620175626] [2021-11-25 20:04:35,812 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:04:35,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757342316] [2021-11-25 20:04:35,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [757342316] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:04:35,813 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:04:35,813 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:04:35,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296935866] [2021-11-25 20:04:35,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:04:35,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:04:35,816 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:04:35,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:04:35,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:04:35,820 INFO L87 Difference]: Start difference. First operand 353 states and 447 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:04:37,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:04:37,540 INFO L93 Difference]: Finished difference Result 678 states and 862 transitions. [2021-11-25 20:04:37,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:04:37,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 64 [2021-11-25 20:04:37,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:04:37,550 INFO L225 Difference]: With dead ends: 678 [2021-11-25 20:04:37,550 INFO L226 Difference]: Without dead ends: 351 [2021-11-25 20:04:37,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:04:37,554 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 11 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 20:04:37,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 328 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 20:04:37,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2021-11-25 20:04:37,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 351. [2021-11-25 20:04:37,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 311 states have (on average 1.2218649517684887) internal successors, (380), 336 states have internal predecessors, (380), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-25 20:04:37,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 444 transitions. [2021-11-25 20:04:37,587 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 444 transitions. Word has length 64 [2021-11-25 20:04:37,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:04:37,588 INFO L470 AbstractCegarLoop]: Abstraction has 351 states and 444 transitions. [2021-11-25 20:04:37,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 20:04:37,589 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 444 transitions. [2021-11-25 20:04:37,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 20:04:37,593 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:04:37,593 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:04:37,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 20:04:37,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:04:37,826 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:04:37,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:04:37,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1252483932, now seen corresponding path program 1 times [2021-11-25 20:04:37,827 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:04:37,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830854287] [2021-11-25 20:04:37,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:37,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:04:37,931 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:04:37,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [188925885] [2021-11-25 20:04:37,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:37,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:04:37,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:04:37,933 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:04:37,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 20:04:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:04:43,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:04:43,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:04:43,648 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:04:43,648 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:04:43,649 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:04:43,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830854287] [2021-11-25 20:04:43,649 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:04:43,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [188925885] [2021-11-25 20:04:43,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [188925885] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:04:43,650 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:04:43,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:04:43,651 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115178925] [2021-11-25 20:04:43,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:04:43,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:04:43,652 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:04:43,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:04:43,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:04:43,653 INFO L87 Difference]: Start difference. First operand 351 states and 444 transitions. Second operand has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 20:04:48,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:04:48,203 INFO L93 Difference]: Finished difference Result 684 states and 880 transitions. [2021-11-25 20:04:48,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:04:48,214 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 77 [2021-11-25 20:04:48,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:04:48,218 INFO L225 Difference]: With dead ends: 684 [2021-11-25 20:04:48,218 INFO L226 Difference]: Without dead ends: 353 [2021-11-25 20:04:48,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:04:48,221 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 1 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:04:48,222 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 497 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2021-11-25 20:04:48,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2021-11-25 20:04:48,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2021-11-25 20:04:48,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 312 states have (on average 1.2243589743589745) internal successors, (382), 338 states have internal predecessors, (382), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-11-25 20:04:48,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 450 transitions. [2021-11-25 20:04:48,254 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 450 transitions. Word has length 77 [2021-11-25 20:04:48,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:04:48,255 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 450 transitions. [2021-11-25 20:04:48,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 20:04:48,255 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-25 20:04:48,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 20:04:48,258 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:04:48,259 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:04:48,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-25 20:04:48,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:04:48,473 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-11-25 20:04:48,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:04:48,473 INFO L85 PathProgramCache]: Analyzing trace with hash -754730984, now seen corresponding path program 1 times [2021-11-25 20:04:48,474 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:04:48,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604738580] [2021-11-25 20:04:48,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:48,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:04:48,614 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:04:48,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1897020488] [2021-11-25 20:04:48,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:04:48,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:04:48,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:04:48,623 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:04:48,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75372d27-32fb-4db9-8035-e0c41ce7391d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-25 20:04:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:04:53,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:04:53,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:04:53,450 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 20:04:53,450 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:04:53,716 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:04:53,716 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:04:53,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604738580] [2021-11-25 20:04:53,716 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:04:53,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1897020488] [2021-11-25 20:04:53,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1897020488] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:04:53,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [525762452] [2021-11-25 20:04:53,744 INFO L159 IcfgInterpreter]: Started Sifa with 67 locations of interest [2021-11-25 20:04:53,744 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:04:53,750 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:04:53,756 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:04:53,757 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:04:53,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:53,989 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 20:04:53,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-25 20:04:54,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:54,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 20:04:54,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 20:04:54,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:54,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:54,123 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-25 20:04:54,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2021-11-25 20:04:54,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:54,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:54,182 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 20:04:54,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-25 20:04:54,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 20:04:54,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 20:04:54,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:04:54,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:54,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-11-25 20:04:54,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:04:55,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-25 20:04:55,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-25 20:04:55,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 20:04:55,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 20:04:55,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 20:04:55,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 20:04:55,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:04:55,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:04:55,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 20:04:55,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,686 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 20:04:55,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 20:04:55,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 20:04:55,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 20:04:55,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:55,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:04:56,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:04:56,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:04:56,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:04:56,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 20:04:56,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 20:04:56,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 20:04:56,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:04:56,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:04:56,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:04:56,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 20:04:56,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 20:04:56,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 20:04:56,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 20:04:56,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 20:04:56,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:04:56,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 21 [2021-11-25 20:05:05,439 WARN L227 SmtUtils]: Spent 8.38s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:05:05,440 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 20:05:05,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 20:05:05,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:15,569 WARN L227 SmtUtils]: Spent 9.97s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:05:15,570 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 20:05:15,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 20:05:15,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:16,270 INFO L244 Elim1Store]: Index analysis took 369 ms [2021-11-25 20:05:31,355 WARN L227 SmtUtils]: Spent 14.66s on a formula simplification. DAG size of input: 244 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:05:31,357 INFO L354 Elim1Store]: treesize reduction 2566, result has 31.1 percent of original size [2021-11-25 20:05:31,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 1377 [2021-11-25 20:05:31,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:31,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:31,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,103 INFO L244 Elim1Store]: Index analysis took 183 ms [2021-11-25 20:05:32,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 20:05:32,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:32,583 INFO L244 Elim1Store]: Index analysis took 210 ms [2021-11-25 20:05:32,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 57 [2021-11-25 20:05:33,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:33,181 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:33,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:33,397 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 20:05:33,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 20:05:33,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:33,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:34,004 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:05:34,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-25 20:05:34,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:34,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:34,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:34,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 20:05:34,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:34,362 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 20:05:34,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 20:05:34,432 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:34,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:34,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:34,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2021-11-25 20:05:34,610 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:34,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:34,782 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:05:34,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 20:05:35,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:35,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:35,076 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-25 20:05:35,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 14 [2021-11-25 20:05:35,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:35,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:35,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:35,241 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:35,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:35,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-11-25 20:05:35,313 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:35,361 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:36,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:36,861 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:36,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:36,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:37,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:37,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:37,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:37,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:37,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:37,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:37,104 INFO L244 Elim1Store]: Index analysis took 147 ms [2021-11-25 20:05:37,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 20:05:37,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:37,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:37,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:37,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:37,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:37,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:37,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:37,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:37,337 INFO L244 Elim1Store]: Index analysis took 121 ms [2021-11-25 20:05:37,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 20:05:37,633 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:37,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:37,765 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:37,813 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:37,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:37,948 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:38,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:38,074 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:38,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:38,337 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:38,363 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:38,416 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:38,453 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:38,492 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:38,540 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:38,574 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:38,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:38,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:38,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:38,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:38,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:38,865 INFO L244 Elim1Store]: Index analysis took 148 ms [2021-11-25 20:05:39,268 INFO L354 Elim1Store]: treesize reduction 8, result has 88.7 percent of original size [2021-11-25 20:05:39,269 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 2306 [2021-11-25 20:05:39,398 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:39,435 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:39,480 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:39,516 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:39,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:39,638 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:39,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:39,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:39,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:39,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:39,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:39,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:39,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:39,824 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-11-25 20:05:39,951 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 20:05:39,951 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 2384 [2021-11-25 20:05:40,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:40,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:40,433 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:40,486 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:40,580 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:40,640 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:40,675 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:40,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:40,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:40,855 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:40,950 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:40,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:41,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:41,087 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:41,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:41,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:41,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:41,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:41,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-25 20:05:41,349 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:41,377 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:41,418 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:41,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:41,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:41,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:41,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:41,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-25 20:05:42,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:42,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:42,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:42,627 INFO L354 Elim1Store]: treesize reduction 362, result has 68.8 percent of original size [2021-11-25 20:05:42,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 3042 [2021-11-25 20:05:42,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:42,790 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:42,821 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:42,876 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:42,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:42,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:43,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:43,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:43,691 INFO L354 Elim1Store]: treesize reduction 362, result has 69.0 percent of original size [2021-11-25 20:05:43,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 3142 [2021-11-25 20:05:43,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:44,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:44,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:44,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:44,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 20:05:44,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:44,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:44,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:44,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:44,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:44,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 20:05:44,323 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:44,364 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:44,422 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:44,493 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:44,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:44,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:44,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:44,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:44,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:44,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:44,995 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-11-25 20:05:45,010 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 20:05:45,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 20:05:45,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:45,145 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:45,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:45,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:45,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:45,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:45,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:45,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:45,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:45,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:45,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:45,436 INFO L244 Elim1Store]: Index analysis took 132 ms [2021-11-25 20:05:45,454 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 20:05:45,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2788 treesize of output 2338 [2021-11-25 20:05:45,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:45,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:45,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:45,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 20:05:45,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:45,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:45,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:45,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:45,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 20:05:45,877 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:45,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:45,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:45,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:46,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:46,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:46,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:46,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:46,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:46,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:46,435 INFO L244 Elim1Store]: Index analysis took 110 ms [2021-11-25 20:05:46,449 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:05:46,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2632 treesize of output 2244 [2021-11-25 20:05:46,528 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:46,565 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:46,596 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:46,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:46,669 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:46,722 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:46,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:46,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:46,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:46,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:46,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:46,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:46,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:46,869 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:05:46,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2732 treesize of output 2338 [2021-11-25 20:05:47,100 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:47,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:47,313 INFO L244 Elim1Store]: Index analysis took 142 ms [2021-11-25 20:05:48,632 INFO L354 Elim1Store]: treesize reduction 1299, result has 30.6 percent of original size [2021-11-25 20:05:48,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 2914 [2021-11-25 20:05:49,047 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:49,090 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:49,126 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:49,167 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:49,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:49,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:49,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:49,666 INFO L244 Elim1Store]: Index analysis took 163 ms [2021-11-25 20:05:50,693 INFO L354 Elim1Store]: treesize reduction 1289, result has 29.3 percent of original size [2021-11-25 20:05:50,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2709 treesize of output 2780 [2021-11-25 20:05:52,383 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:52,425 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:52,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:52,494 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:52,527 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:52,556 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:52,602 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:52,632 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:52,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:52,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:52,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:52,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:52,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:52,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:52,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:52,909 INFO L244 Elim1Store]: Index analysis took 110 ms [2021-11-25 20:05:52,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 20:05:52,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:53,021 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:53,059 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:53,091 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:53,126 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:53,200 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:53,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:53,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:53,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:53,310 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:05:53,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:53,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:53,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:53,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:53,450 INFO L244 Elim1Store]: Index analysis took 170 ms [2021-11-25 20:05:53,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 20:05:53,821 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:53,899 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:53,960 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,168 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,199 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,288 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,353 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,460 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,506 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,558 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,634 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,726 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,772 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,806 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,846 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:54,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:56,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:05:56,478 INFO L244 Elim1Store]: Index analysis took 227 ms [2021-11-25 20:05:57,500 INFO L354 Elim1Store]: treesize reduction 2096, result has 10.4 percent of original size [2021-11-25 20:05:57,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 7891 treesize of output 7665 [2021-11-25 20:06:00,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:06:00,189 INFO L244 Elim1Store]: Index analysis took 215 ms [2021-11-25 20:06:00,492 INFO L354 Elim1Store]: treesize reduction 1848, result has 0.1 percent of original size [2021-11-25 20:06:00,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 4034 treesize of output 3578 [2021-11-25 20:06:03,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:06:03,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:06:03,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:06:03,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:06:03,643 INFO L244 Elim1Store]: Index analysis took 339 ms [2021-11-25 20:06:10,136 WARN L227 SmtUtils]: Spent 6.13s on a formula simplification. DAG size of input: 152 DAG size of output: 126 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:06:10,137 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-25 20:06:10,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 136599 treesize of output 137059