./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.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_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/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_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/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_eab1ea34-b976-43a8-837d-2fd62ee406f5/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 94599b38b669e42115f92cee257d9ed4ed5d4777dca7d2ee690bacb4e0d226f0 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:39:24,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:39:24,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:39:24,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:39:24,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:39:24,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:39:24,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:39:24,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:39:24,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:39:24,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:39:24,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:39:24,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:39:24,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:39:24,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:39:24,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:39:24,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:39:24,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:39:24,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:39:24,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:39:24,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:39:24,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:39:24,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:39:24,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:39:24,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:39:24,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:39:24,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:39:24,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:39:24,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:39:24,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:39:24,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:39:24,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:39:24,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:39:24,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:39:24,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:39:24,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:39:24,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:39:24,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:39:24,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:39:24,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:39:24,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:39:24,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:39:24,123 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 20:39:24,171 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:39:24,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:39:24,172 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:39:24,172 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:39:24,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:39:24,176 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:39:24,177 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:39:24,178 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:39:24,178 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:39:24,178 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:39:24,179 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:39:24,179 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:39:24,179 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:39:24,179 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:39:24,179 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:39:24,179 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:39:24,180 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:39:24,180 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:39:24,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:39:24,180 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:39:24,180 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:39:24,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:39:24,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:39:24,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:39:24,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:39:24,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:39:24,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:39:24,181 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 20:39:24,181 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:39:24,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:39:24,182 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:39:24,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:39:24,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:39:24,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:39:24,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:39:24,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:39:24,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:39:24,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:39:24,182 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:39:24,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:39:24,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:39:24,183 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:39:24,183 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:39:24,183 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_eab1ea34-b976-43a8-837d-2fd62ee406f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94599b38b669e42115f92cee257d9ed4ed5d4777dca7d2ee690bacb4e0d226f0 [2021-11-25 20:39:24,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:39:24,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:39:24,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:39:24,459 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:39:24,460 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:39:24,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i [2021-11-25 20:39:24,545 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/data/e8ec957dc/e2012f03abdc41c4bd08a18017224c93/FLAG2afc9ffc4 [2021-11-25 20:39:25,184 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:39:25,185 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i [2021-11-25 20:39:25,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/data/e8ec957dc/e2012f03abdc41c4bd08a18017224c93/FLAG2afc9ffc4 [2021-11-25 20:39:25,415 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/data/e8ec957dc/e2012f03abdc41c4bd08a18017224c93 [2021-11-25 20:39:25,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:39:25,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:39:25,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:39:25,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:39:25,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:39:25,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:39:25" (1/1) ... [2021-11-25 20:39:25,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c6e155c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:25, skipping insertion in model container [2021-11-25 20:39:25,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:39:25" (1/1) ... [2021-11-25 20:39:25,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:39:25,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:39:25,926 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_eab1ea34-b976-43a8-837d-2fd62ee406f5/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i[33021,33034] [2021-11-25 20:39:26,067 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_eab1ea34-b976-43a8-837d-2fd62ee406f5/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i[49681,49694] [2021-11-25 20:39:26,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:39:26,124 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:39:26,183 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_eab1ea34-b976-43a8-837d-2fd62ee406f5/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i[33021,33034] [2021-11-25 20:39:26,303 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_eab1ea34-b976-43a8-837d-2fd62ee406f5/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i[49681,49694] [2021-11-25 20:39:26,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:39:26,381 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:39:26,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:26 WrapperNode [2021-11-25 20:39:26,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:39:26,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:39:26,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:39:26,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:39:26,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:26" (1/1) ... [2021-11-25 20:39:26,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:26" (1/1) ... [2021-11-25 20:39:26,561 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1704 [2021-11-25 20:39:26,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:39:26,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:39:26,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:39:26,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:39:26,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:26" (1/1) ... [2021-11-25 20:39:26,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:26" (1/1) ... [2021-11-25 20:39:26,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:26" (1/1) ... [2021-11-25 20:39:26,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:26" (1/1) ... [2021-11-25 20:39:26,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:26" (1/1) ... [2021-11-25 20:39:26,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:26" (1/1) ... [2021-11-25 20:39:26,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:26" (1/1) ... [2021-11-25 20:39:26,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:39:26,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:39:26,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:39:26,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:39:26,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:26" (1/1) ... [2021-11-25 20:39:26,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:39:26,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:39:26,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:39:26,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:39:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:39:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 20:39:26,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 20:39:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:39:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 20:39:26,865 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 20:39:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:39:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:39:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:39:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:39:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 20:39:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:39:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:39:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:39:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:39:26,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:39:27,270 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:39:27,271 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:39:28,778 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:39:29,315 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:39:29,315 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-25 20:39:29,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:39:29 BoogieIcfgContainer [2021-11-25 20:39:29,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:39:29,320 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:39:29,320 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:39:29,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:39:29,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:39:25" (1/3) ... [2021-11-25 20:39:29,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ced7041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:39:29, skipping insertion in model container [2021-11-25 20:39:29,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:39:26" (2/3) ... [2021-11-25 20:39:29,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ced7041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:39:29, skipping insertion in model container [2021-11-25 20:39:29,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:39:29" (3/3) ... [2021-11-25 20:39:29,327 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test5-3.i [2021-11-25 20:39:29,332 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:39:29,332 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-11-25 20:39:29,381 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:39:29,387 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 20:39:29,388 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-11-25 20:39:29,408 INFO L276 IsEmpty]: Start isEmpty. Operand has 190 states, 166 states have (on average 1.8313253012048192) internal successors, (304), 181 states have internal predecessors, (304), 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 20:39:29,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 20:39:29,411 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:39:29,412 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-25 20:39:29,412 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 20:39:29,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:39:29,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1340156, now seen corresponding path program 1 times [2021-11-25 20:39:29,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:39:29,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280799336] [2021-11-25 20:39:29,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:29,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:39:29,539 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:39:29,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [514264689] [2021-11-25 20:39:29,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:29,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:29,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:39:29,542 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:39:29,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:39:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:39:29,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:39:29,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:39:29,899 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 20:39:29,900 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:39:29,900 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:39:29,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280799336] [2021-11-25 20:39:29,901 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:39:29,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [514264689] [2021-11-25 20:39:29,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [514264689] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:39:29,904 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:39:29,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-25 20:39:29,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121226944] [2021-11-25 20:39:29,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:39:29,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:39:29,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:39:29,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:39:29,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:39:29,952 INFO L87 Difference]: Start difference. First operand has 190 states, 166 states have (on average 1.8313253012048192) internal successors, (304), 181 states have internal predecessors, (304), 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 20:39:31,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:39:31,495 INFO L93 Difference]: Finished difference Result 528 states and 925 transitions. [2021-11-25 20:39:31,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:39:31,501 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 20:39:31,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:39:31,514 INFO L225 Difference]: With dead ends: 528 [2021-11-25 20:39:31,514 INFO L226 Difference]: Without dead ends: 312 [2021-11-25 20:39:31,519 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 20:39:31,534 INFO L933 BasicCegarLoop]: 200 mSDtfsCounter, 159 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:39:31,535 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 381 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-25 20:39:31,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2021-11-25 20:39:31,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 212. [2021-11-25 20:39:31,595 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 20:39:31,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 264 transitions. [2021-11-25 20:39:31,600 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 264 transitions. Word has length 3 [2021-11-25 20:39:31,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:39:31,600 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 264 transitions. [2021-11-25 20:39:31,601 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 20:39:31,601 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 264 transitions. [2021-11-25 20:39:31,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 20:39:31,604 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:39:31,605 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 20:39:31,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:39:31,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:31,827 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 20:39:31,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:39:31,828 INFO L85 PathProgramCache]: Analyzing trace with hash -938569559, now seen corresponding path program 1 times [2021-11-25 20:39:31,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:39:31,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426624590] [2021-11-25 20:39:31,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:31,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:39:32,085 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:39:32,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [434186416] [2021-11-25 20:39:32,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:32,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:32,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:39:32,088 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:39:32,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:39:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:39:33,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:39:33,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:39:33,399 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 20:39:33,400 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:39:33,400 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:39:33,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426624590] [2021-11-25 20:39:33,400 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:39:33,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [434186416] [2021-11-25 20:39:33,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [434186416] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:39:33,401 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:39:33,401 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:39:33,401 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76845971] [2021-11-25 20:39:33,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:39:33,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:39:33,402 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:39:33,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:39:33,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:39:33,403 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 20:39:37,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:39:37,699 INFO L93 Difference]: Finished difference Result 312 states and 378 transitions. [2021-11-25 20:39:37,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:39:37,704 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 20:39:37,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:39:37,708 INFO L225 Difference]: With dead ends: 312 [2021-11-25 20:39:37,708 INFO L226 Difference]: Without dead ends: 311 [2021-11-25 20:39:37,708 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 20:39:37,710 INFO L933 BasicCegarLoop]: 181 mSDtfsCounter, 116 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:39:37,710 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [127 Valid, 521 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2021-11-25 20:39:37,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-11-25 20:39:37,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 307. [2021-11-25 20:39:37,787 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 20:39:37,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 375 transitions. [2021-11-25 20:39:37,789 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 375 transitions. Word has length 48 [2021-11-25 20:39:37,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:39:37,790 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 375 transitions. [2021-11-25 20:39:37,790 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 20:39:37,791 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 375 transitions. [2021-11-25 20:39:37,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 20:39:37,793 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:39:37,793 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 20:39:37,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:39:38,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:38,008 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 20:39:38,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:39:38,009 INFO L85 PathProgramCache]: Analyzing trace with hash 969115508, now seen corresponding path program 1 times [2021-11-25 20:39:38,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:39:38,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891097912] [2021-11-25 20:39:38,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:38,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:39:38,234 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:39:38,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1798320092] [2021-11-25 20:39:38,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:38,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:38,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:39:38,236 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:39:38,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:39:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:39:39,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:39:39,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:39:39,649 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 20:39:39,649 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:39:39,649 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:39:39,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891097912] [2021-11-25 20:39:39,650 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:39:39,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1798320092] [2021-11-25 20:39:39,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1798320092] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:39:39,650 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:39:39,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:39:39,650 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998510130] [2021-11-25 20:39:39,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:39:39,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:39:39,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:39:39,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:39:39,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:39:39,652 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 20:39:40,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:39:40,781 INFO L93 Difference]: Finished difference Result 307 states and 375 transitions. [2021-11-25 20:39:40,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:39:40,790 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 20:39:40,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:39:40,793 INFO L225 Difference]: With dead ends: 307 [2021-11-25 20:39:40,793 INFO L226 Difference]: Without dead ends: 305 [2021-11-25 20:39:40,794 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 20:39:40,795 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 118 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:39:40,795 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 327 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-25 20:39:40,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-11-25 20:39:40,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 304. [2021-11-25 20:39:40,819 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 20:39:40,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 372 transitions. [2021-11-25 20:39:40,821 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 372 transitions. Word has length 49 [2021-11-25 20:39:40,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:39:40,822 INFO L470 AbstractCegarLoop]: Abstraction has 304 states and 372 transitions. [2021-11-25 20:39:40,822 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 20:39:40,822 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 372 transitions. [2021-11-25 20:39:40,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 20:39:40,825 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:39:40,825 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 20:39:40,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 20:39:41,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:41,039 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 20:39:41,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:39:41,040 INFO L85 PathProgramCache]: Analyzing trace with hash -687852433, now seen corresponding path program 1 times [2021-11-25 20:39:41,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:39:41,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963538106] [2021-11-25 20:39:41,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:41,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:39:41,238 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:39:41,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [917020674] [2021-11-25 20:39:41,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:41,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:41,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:39:41,240 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:39:41,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:39:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:39:42,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:39:42,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:39:42,820 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 20:39:42,820 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:39:42,821 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:39:42,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963538106] [2021-11-25 20:39:42,824 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:39:42,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [917020674] [2021-11-25 20:39:42,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [917020674] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:39:42,825 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:39:42,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:39:42,826 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663186340] [2021-11-25 20:39:42,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:39:42,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:39:42,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:39:42,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:39:42,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:39:42,834 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 20:39:45,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:39:45,033 INFO L93 Difference]: Finished difference Result 589 states and 737 transitions. [2021-11-25 20:39:45,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:39:45,047 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 20:39:45,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:39:45,050 INFO L225 Difference]: With dead ends: 589 [2021-11-25 20:39:45,050 INFO L226 Difference]: Without dead ends: 357 [2021-11-25 20:39:45,052 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 20:39:45,053 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 76 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s 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, 2.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:39:45,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 346 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-25 20:39:45,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2021-11-25 20:39:45,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 353. [2021-11-25 20:39:45,078 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 20:39:45,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 447 transitions. [2021-11-25 20:39:45,081 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 447 transitions. Word has length 51 [2021-11-25 20:39:45,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:39:45,082 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 447 transitions. [2021-11-25 20:39:45,082 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 20:39:45,082 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 447 transitions. [2021-11-25 20:39:45,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 20:39:45,085 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:39:45,085 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 20:39:45,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-25 20:39:45,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-11-25 20:39:45,299 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 20:39:45,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:39:45,300 INFO L85 PathProgramCache]: Analyzing trace with hash 275991936, now seen corresponding path program 1 times [2021-11-25 20:39:45,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:39:45,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115123739] [2021-11-25 20:39:45,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:45,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:39:45,474 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:39:45,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [857211452] [2021-11-25 20:39:45,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:45,480 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:45,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:39:45,481 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:39:45,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 20:39:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:39:46,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:39:46,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:39:46,938 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 20:39:46,938 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:39:46,939 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:39:46,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115123739] [2021-11-25 20:39:46,939 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:39:46,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857211452] [2021-11-25 20:39:46,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857211452] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:39:46,939 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:39:46,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:39:46,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256434840] [2021-11-25 20:39:46,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:39:46,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:39:46,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:39:46,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:39:46,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:39:46,942 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 20:39:50,014 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:39:50,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:39:50,913 INFO L93 Difference]: Finished difference Result 678 states and 862 transitions. [2021-11-25 20:39:50,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:39:50,926 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 20:39:50,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:39:50,928 INFO L225 Difference]: With dead ends: 678 [2021-11-25 20:39:50,929 INFO L226 Difference]: Without dead ends: 351 [2021-11-25 20:39:50,930 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 20:39:50,931 INFO L933 BasicCegarLoop]: 170 mSDtfsCounter, 11 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s 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, 3.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:39:50,932 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 328 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2021-11-25 20:39:50,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2021-11-25 20:39:50,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 351. [2021-11-25 20:39:50,956 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 20:39:50,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 444 transitions. [2021-11-25 20:39:50,959 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 444 transitions. Word has length 64 [2021-11-25 20:39:50,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:39:50,959 INFO L470 AbstractCegarLoop]: Abstraction has 351 states and 444 transitions. [2021-11-25 20:39:50,960 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 20:39:50,960 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 444 transitions. [2021-11-25 20:39:50,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 20:39:50,963 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:39:50,963 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 20:39:50,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 20:39:51,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:51,183 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 20:39:51,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:39:51,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1091525609, now seen corresponding path program 1 times [2021-11-25 20:39:51,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:39:51,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45610772] [2021-11-25 20:39:51,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:51,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:39:51,258 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:39:51,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [104603856] [2021-11-25 20:39:51,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:51,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:51,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:39:51,270 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:39:51,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 20:39:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:39:56,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:39:56,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:39:56,503 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 20:39:56,503 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:39:56,504 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:39:56,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45610772] [2021-11-25 20:39:56,504 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:39:56,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [104603856] [2021-11-25 20:39:56,504 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [104603856] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:39:56,505 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:39:56,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:39:56,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384564035] [2021-11-25 20:39:56,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:39:56,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:39:56,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:39:56,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:39:56,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:39:56,510 INFO L87 Difference]: Start difference. First operand 351 states and 444 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 20:39:58,054 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:39:59,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:39:59,479 INFO L93 Difference]: Finished difference Result 684 states and 880 transitions. [2021-11-25 20:39:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:39:59,489 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 77 [2021-11-25 20:39:59,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:39:59,492 INFO L225 Difference]: With dead ends: 684 [2021-11-25 20:39:59,492 INFO L226 Difference]: Without dead ends: 353 [2021-11-25 20:39:59,493 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 20:39:59,494 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 1 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s 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, 2.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:39:59,495 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 497 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2021-11-25 20:39:59,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2021-11-25 20:39:59,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2021-11-25 20:39:59,516 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 20:39:59,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 450 transitions. [2021-11-25 20:39:59,519 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 450 transitions. Word has length 77 [2021-11-25 20:39:59,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:39:59,520 INFO L470 AbstractCegarLoop]: Abstraction has 353 states and 450 transitions. [2021-11-25 20:39:59,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 20:39:59,520 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-25 20:39:59,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 20:39:59,523 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:39:59,524 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 20:39:59,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-25 20:39:59,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-25 20:39:59,735 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 20:39:59,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:39:59,736 INFO L85 PathProgramCache]: Analyzing trace with hash 465521, now seen corresponding path program 1 times [2021-11-25 20:39:59,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:39:59,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495445463] [2021-11-25 20:39:59,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:59,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:39:59,847 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:39:59,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1337374427] [2021-11-25 20:39:59,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:59,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:59,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:39:59,849 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:39:59,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab1ea34-b976-43a8-837d-2fd62ee406f5/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-25 20:40:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:03,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 20:40:03,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:03,178 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 20:40:03,178 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:40:03,390 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:40:03,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495445463] [2021-11-25 20:40:03,390 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:40:03,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1337374427] [2021-11-25 20:40:03,390 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1337374427] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:03,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1283536993] [2021-11-25 20:40:03,411 INFO L159 IcfgInterpreter]: Started Sifa with 67 locations of interest [2021-11-25 20:40:03,411 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:40:03,416 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:40:03,421 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:40:03,421 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:40:03,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,649 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 20:40:03,650 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 20:40:03,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 20:40:03,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,749 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 20:40:03,749 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 20:40:03,764 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 20:40:03,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-11-25 20:40:03,796 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 20:40:03,807 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 20:40:03,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:03,882 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 20:40:03,901 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 20:40:03,915 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 20:40:04,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,350 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 20:40:04,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,387 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 20:40:04,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,411 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 20:40:04,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,437 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 20:40:04,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,480 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 20:40:04,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,523 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 20:40:04,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,555 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 20:40:04,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,574 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 20:40:04,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,638 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 20:40:04,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,663 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 20:40:04,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 55 [2021-11-25 20:40:04,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,720 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 20:40:04,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,755 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 20:40:04,860 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 20:40:04,867 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 20:40:04,873 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 20:40:04,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,901 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 20:40:04,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,910 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 20:40:04,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:04,919 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 20:40:04,941 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 20:40:04,946 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 20:40:04,951 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 20:40:05,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,021 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 20:40:05,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,048 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 20:40:05,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-25 20:40:05,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,205 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 20:40:05,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-25 20:40:05,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:05,255 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 20:40:11,944 WARN L227 SmtUtils]: Spent 6.55s 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 20:40:11,945 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 20:40:11,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 20:40:12,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:19,911 WARN L227 SmtUtils]: Spent 7.85s 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 20:40:19,912 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 20:40:19,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 20:40:20,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:20,610 INFO L244 Elim1Store]: Index analysis took 448 ms [2021-11-25 20:40:30,987 WARN L227 SmtUtils]: Spent 10.05s 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 20:40:30,989 INFO L354 Elim1Store]: treesize reduction 2566, result has 31.1 percent of original size [2021-11-25 20:40:30,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 7 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 20:40:31,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:31,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:31,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:31,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:31,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:31,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:31,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:31,595 INFO L244 Elim1Store]: Index analysis took 168 ms [2021-11-25 20:40:32,445 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 20:40:32,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-25 20:40:32,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:32,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:32,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:32,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:32,741 INFO L244 Elim1Store]: Index analysis took 111 ms [2021-11-25 20:40:32,752 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 20:40:32,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 20:40:33,225 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:33,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:33,392 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 20:40:33,393 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 38 treesize of output 20 [2021-11-25 20:40:33,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:33,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:33,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:33,827 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:40:33,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-25 20:40:33,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:33,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:33,986 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:33,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 20:40:34,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:34,165 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 20:40:34,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 20:40:34,201 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:34,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:34,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:34,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:34,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-11-25 20:40:34,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:34,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-25 20:40:34,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:34,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:35,116 INFO L354 Elim1Store]: treesize reduction 20, result has 62.3 percent of original size [2021-11-25 20:40:35,116 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 5 case distinctions, treesize of input 67 treesize of output 77 [2021-11-25 20:40:35,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:35,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:35,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:35,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:35,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 42 [2021-11-25 20:40:35,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:35,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:35,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:35,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:35,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:35,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 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 20:40:36,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:36,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:36,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:36,779 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 2674 treesize of output 2236 [2021-11-25 20:40:36,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:36,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:36,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:36,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:36,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6539 treesize of output 6095 [2021-11-25 20:40:37,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:37,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:37,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:37,088 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 20:40:37,188 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:37,216 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:37,270 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:37,310 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:37,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:37,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:37,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:37,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:37,436 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 20:40:37,783 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:37,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:37,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:37,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:37,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:38,434 INFO L354 Elim1Store]: treesize reduction 362, result has 69.0 percent of original size [2021-11-25 20:40:38,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2788 treesize of output 3142 [2021-11-25 20:40:38,572 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:38,605 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:38,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:38,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:38,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:38,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:38,922 INFO L244 Elim1Store]: Index analysis took 103 ms [2021-11-25 20:40:39,379 INFO L354 Elim1Store]: treesize reduction 362, result has 68.8 percent of original size [2021-11-25 20:40:39,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2688 treesize of output 3042 [2021-11-25 20:40:39,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:39,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:39,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:39,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:39,851 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 20:40:39,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 6548 treesize of output 1 [2021-11-25 20:40:39,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:39,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:40,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:40,130 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 20:40:40,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 2683 treesize of output 1 [2021-11-25 20:40:40,324 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:40,357 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:40,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:40,497 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:40,521 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:40,573 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:40,609 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:40,637 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:40,758 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:40,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:40,849 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:40,902 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:41,404 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:41,443 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:41,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:41,559 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:41,601 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:41,631 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:41,697 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:41,721 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:41,834 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:41,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:41,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:41,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:41,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:41,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,027 INFO L244 Elim1Store]: Index analysis took 128 ms [2021-11-25 20:40:42,114 INFO L354 Elim1Store]: treesize reduction 4, result has 98.2 percent of original size [2021-11-25 20:40:42,115 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 1 case distinctions, treesize of input 2788 treesize of output 2552 [2021-11-25 20:40:42,194 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:42,229 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:42,268 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:42,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:42,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,564 INFO L354 Elim1Store]: treesize reduction 4, result has 98.2 percent of original size [2021-11-25 20:40:42,565 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 1 case distinctions, treesize of input 2688 treesize of output 2458 [2021-11-25 20:40:42,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:42,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:42,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,880 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 20:40:42,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6548 treesize of output 1 [2021-11-25 20:40:42,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:42,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:42,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:43,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:43,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:43,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:43,058 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 20:40:43,059 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 1 case distinctions, treesize of input 2683 treesize of output 1 [2021-11-25 20:40:43,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:43,282 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:43,385 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:43,443 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:43,482 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:43,509 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:43,576 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:43,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:43,731 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:43,758 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:43,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:43,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:44,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,186 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:44,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,250 INFO L244 Elim1Store]: Index analysis took 102 ms [2021-11-25 20:40:44,251 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 20:40:44,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:44,388 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:44,430 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:44,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:44,509 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:44,604 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:44,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:44,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:44,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,748 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 20:40:44,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:44,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:44,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:45,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:45,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:45,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:45,025 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 2695 treesize of output 2239 [2021-11-25 20:40:45,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:45,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:45,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:45,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:45,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:45,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:45,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:45,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:45,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 20:40:45,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:45,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:45,720 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-11-25 20:40:47,713 INFO L354 Elim1Store]: treesize reduction 563, result has 69.9 percent of original size [2021-11-25 20:40:47,713 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 9 case distinctions, treesize of input 2809 treesize of output 3650 [2021-11-25 20:40:48,019 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:48,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:48,097 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:48,130 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:48,158 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:48,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:48,521 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-11-25 20:40:49,842 INFO L354 Elim1Store]: treesize reduction 566, result has 69.3 percent of original size [2021-11-25 20:40:49,842 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 9 case distinctions, treesize of input 2709 treesize of output 3521 [2021-11-25 20:40:50,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,450 INFO L244 Elim1Store]: Index analysis took 102 ms [2021-11-25 20:40:50,634 INFO L354 Elim1Store]: treesize reduction 1840, result has 0.1 percent of original size [2021-11-25 20:40:50,634 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 9 case distinctions, treesize of input 2704 treesize of output 1 [2021-11-25 20:40:50,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,843 INFO L244 Elim1Store]: Index analysis took 162 ms [2021-11-25 20:40:51,951 INFO L354 Elim1Store]: treesize reduction 1918, result has 18.0 percent of original size [2021-11-25 20:40:51,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 6569 treesize of output 6521 [2021-11-25 20:40:52,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:52,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:52,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:52,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:52,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:52,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:52,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:52,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:52,998 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 20:40:53,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:53,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:53,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,186 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 20:40:53,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:53,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:53,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,376 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 2695 treesize of output 2239 [2021-11-25 20:40:53,449 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:53,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:53,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 20:40:53,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:53,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:53,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,048 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-25 20:40:54,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2700 treesize of output 2260 [2021-11-25 20:40:54,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:54,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:54,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:54,247 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:54,275 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:54,347 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:54,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:54,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:54,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,542 INFO L244 Elim1Store]: Index analysis took 140 ms [2021-11-25 20:40:54,558 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 20:40:54,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 20:40:54,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:54,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,894 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-11-25 20:40:54,917 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 20:40:54,918 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 2695 treesize of output 2239 [2021-11-25 20:40:55,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:55,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,036 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:55,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,155 INFO L244 Elim1Store]: Index analysis took 155 ms [2021-11-25 20:40:55,173 INFO L354 Elim1Store]: treesize reduction 70, result has 1.4 percent of original size [2021-11-25 20:40:55,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 6560 treesize of output 6098 [2021-11-25 20:40:58,195 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,239 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,290 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,320 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,347 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,379 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,402 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,477 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,586 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,640 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,690 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,803 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,846 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,917 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:58,978 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:59,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:59,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:59,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2606 treesize of output 2236 [2021-11-25 20:40:59,425 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:59,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:59,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 20:40:59,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:59,637 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:59,682 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:59,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 20:40:59,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:40:59,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:59,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:00,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6471 treesize of output 6095 [2021-11-25 20:41:00,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:00,711 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:00,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:00,784 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:00,819 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:00,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:00,879 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:00,949 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,069 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,110 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,160 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,194 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,321 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,397 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,435 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,496 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,533 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,606 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:01,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2606 treesize of output 2236 [2021-11-25 20:41:01,897 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:01,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:01,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 20:41:02,069 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:02,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:02,155 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:02,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:02,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:02,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:02,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:02,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 20:41:02,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:02,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:02,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:02,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:02,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:02,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6471 treesize of output 6095 [2021-11-25 20:41:03,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:03,189 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:03,227 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:03,261 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:03,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:03,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:03,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,454 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:41:03,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6492 treesize of output 6098 [2021-11-25 20:41:03,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,614 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:03,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,683 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:41:03,684 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 1 case distinctions, treesize of input 2627 treesize of output 2239 [2021-11-25 20:41:03,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:03,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:03,935 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:41:03,935 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 1 case distinctions, treesize of input 2632 treesize of output 2244 [2021-11-25 20:41:04,012 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:04,053 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:04,105 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:04,147 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:04,184 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:04,246 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:04,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:04,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:04,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:04,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:41:04,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:04,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:04,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:04,466 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 20:41:04,466 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 1 case distinctions, treesize of input 2732 treesize of output 2338 [2021-11-25 20:41:04,958 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,041 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,091 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,137 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,279 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,309 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,412 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,473 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,660 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,740 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,774 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,834 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,905 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:05,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:06,136 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:06,180 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:10,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:10,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:10,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:10,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:10,227 INFO L244 Elim1Store]: Index analysis took 196 ms [2021-11-25 20:41:14,404 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-25 20:41:14,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 8 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 168189 treesize of output 168457 [2021-11-25 20:43:31,558 WARN L227 SmtUtils]: Spent 6.80s on a formula simplification. DAG size of input: 1890 DAG size of output: 1891 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 20:52:33,216 WARN L227 SmtUtils]: Spent 6.22s on a formula simplification that was a NOOP. DAG size: 6055 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)