./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW --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 ef232f94cb2adf03185aed5adfaef3f0eb9593ee06bfb5b3fbb6e4bc1dd6d041 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 15:10:10,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:10:10,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:10:10,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:10:10,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:10:10,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:10:10,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:10:10,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:10:10,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:10:10,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:10:10,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:10:10,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:10:10,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:10:10,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:10:10,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:10:10,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:10:10,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:10:10,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:10:10,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:10:10,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:10:10,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:10:10,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:10:10,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:10:10,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:10:10,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:10:10,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:10:10,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:10:10,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:10:10,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:10:10,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:10:10,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:10:10,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:10:10,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:10:10,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:10:10,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:10:10,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:10:10,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:10:10,750 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:10:10,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:10:10,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:10:10,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:10:10,753 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-23 15:10:10,775 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:10:10,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:10:10,776 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:10:10,776 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:10:10,777 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:10:10,777 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:10:10,777 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:10:10,778 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:10:10,778 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:10:10,778 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:10:10,778 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:10:10,779 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:10:10,779 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:10:10,779 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:10:10,779 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:10:10,780 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:10:10,780 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:10:10,780 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:10:10,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:10:10,781 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 15:10:10,782 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:10:10,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:10:10,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 15:10:10,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:10:10,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:10:10,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:10:10,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:10:10,784 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 15:10:10,784 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 15:10:10,784 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:10:10,784 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:10:10,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:10:10,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:10:10,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:10:10,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:10:10,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:10:10,786 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:10:10,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:10:10,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:10:10,787 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:10:10,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:10:10,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:10:10,788 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:10:10,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef232f94cb2adf03185aed5adfaef3f0eb9593ee06bfb5b3fbb6e4bc1dd6d041 [2022-11-23 15:10:11,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:10:11,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:10:11,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:10:11,095 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:10:11,096 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:10:11,097 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i [2022-11-23 15:10:14,118 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:10:14,559 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:10:14,559 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i [2022-11-23 15:10:14,573 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/data/19e634898/3a418d7fc68f4c2bad9a5eb76709b5e7/FLAG2320494d2 [2022-11-23 15:10:14,587 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/data/19e634898/3a418d7fc68f4c2bad9a5eb76709b5e7 [2022-11-23 15:10:14,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:10:14,591 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:10:14,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:10:14,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:10:14,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:10:14,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:10:14" (1/1) ... [2022-11-23 15:10:14,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@585f88b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:14, skipping insertion in model container [2022-11-23 15:10:14,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:10:14" (1/1) ... [2022-11-23 15:10:14,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:10:14,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:10:15,072 WARN L237 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_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i[33021,33034] [2022-11-23 15:10:15,163 WARN L237 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_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i[44124,44137] [2022-11-23 15:10:15,164 WARN L237 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_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i[44245,44258] [2022-11-23 15:10:15,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:10:15,191 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:10:15,222 WARN L237 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_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i[33021,33034] [2022-11-23 15:10:15,314 WARN L237 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_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i[44124,44137] [2022-11-23 15:10:15,330 WARN L237 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_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i[44245,44258] [2022-11-23 15:10:15,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:10:15,397 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:10:15,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15 WrapperNode [2022-11-23 15:10:15,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:10:15,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:10:15,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:10:15,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:10:15,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15" (1/1) ... [2022-11-23 15:10:15,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15" (1/1) ... [2022-11-23 15:10:15,534 INFO L138 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1153 [2022-11-23 15:10:15,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:10:15,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:10:15,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:10:15,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:10:15,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15" (1/1) ... [2022-11-23 15:10:15,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15" (1/1) ... [2022-11-23 15:10:15,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15" (1/1) ... [2022-11-23 15:10:15,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15" (1/1) ... [2022-11-23 15:10:15,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15" (1/1) ... [2022-11-23 15:10:15,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15" (1/1) ... [2022-11-23 15:10:15,656 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15" (1/1) ... [2022-11-23 15:10:15,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15" (1/1) ... [2022-11-23 15:10:15,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:10:15,686 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:10:15,686 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:10:15,686 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:10:15,687 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15" (1/1) ... [2022-11-23 15:10:15,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:10:15,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:10:15,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:10:15,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:10:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 15:10:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 15:10:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 15:10:15,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 15:10:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 15:10:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:10:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 15:10:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 15:10:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-23 15:10:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 15:10:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 15:10:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:10:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:10:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:10:16,098 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:10:16,100 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:10:18,009 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:10:18,535 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:10:18,535 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-11-23 15:10:18,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:10:18 BoogieIcfgContainer [2022-11-23 15:10:18,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:10:18,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:10:18,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:10:18,546 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:10:18,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:10:14" (1/3) ... [2022-11-23 15:10:18,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20cc7d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:10:18, skipping insertion in model container [2022-11-23 15:10:18,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:15" (2/3) ... [2022-11-23 15:10:18,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20cc7d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:10:18, skipping insertion in model container [2022-11-23 15:10:18,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:10:18" (3/3) ... [2022-11-23 15:10:18,550 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test7-2.i [2022-11-23 15:10:18,574 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:10:18,574 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-23 15:10:18,635 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:10:18,642 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5efd0f49, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:10:18,642 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-23 15:10:18,648 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-23 15:10:18,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-23 15:10:18,654 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:10:18,655 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-23 15:10:18,656 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-23 15:10:18,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:10:18,662 INFO L85 PathProgramCache]: Analyzing trace with hash 28166472, now seen corresponding path program 1 times [2022-11-23 15:10:18,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:10:18,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811785837] [2022-11-23 15:10:18,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:10:18,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:10:18,789 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:10:18,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1553911799] [2022-11-23 15:10:18,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:10:18,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:10:18,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:10:18,793 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:10:18,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 15:10:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:10:19,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-23 15:10:19,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:10:19,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 15:10:19,190 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:10:19,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:10:19,273 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-11-23 15:10:19,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:10:19,291 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:10:19,291 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:10:19,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811785837] [2022-11-23 15:10:19,292 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:10:19,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553911799] [2022-11-23 15:10:19,294 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553911799] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:10:19,295 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:10:19,295 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:10:19,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662171086] [2022-11-23 15:10:19,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:10:19,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:10:19,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:10:19,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:10:19,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:10:19,364 INFO L87 Difference]: Start difference. First operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:10:21,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:10:21,699 INFO L93 Difference]: Finished difference Result 316 states and 552 transitions. [2022-11-23 15:10:21,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:10:21,705 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-11-23 15:10:21,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:10:21,716 INFO L225 Difference]: With dead ends: 316 [2022-11-23 15:10:21,717 INFO L226 Difference]: Without dead ends: 165 [2022-11-23 15:10:21,721 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:10:21,725 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 61 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:10:21,726 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 319 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-23 15:10:21,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-23 15:10:21,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 117. [2022-11-23 15:10:21,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 112 states have internal predecessors, (130), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-23 15:10:21,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2022-11-23 15:10:21,784 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 4 [2022-11-23 15:10:21,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:10:21,785 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2022-11-23 15:10:21,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:10:21,786 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2022-11-23 15:10:21,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-23 15:10:21,788 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:10:21,788 INFO L195 NwaCegarLoop]: 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] [2022-11-23 15:10:21,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 15:10:21,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-23 15:10:21,996 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-23 15:10:21,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:10:21,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1476887490, now seen corresponding path program 1 times [2022-11-23 15:10:21,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:10:21,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758533032] [2022-11-23 15:10:21,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:10:21,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:10:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:10:22,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:10:22,572 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:10:22,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758533032] [2022-11-23 15:10:22,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758533032] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:10:22,578 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:10:22,578 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:10:22,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569540558] [2022-11-23 15:10:22,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:10:22,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:10:22,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:10:22,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:10:22,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:10:22,582 INFO L87 Difference]: Start difference. First operand 117 states and 136 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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) [2022-11-23 15:10:25,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-23 15:10:25,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:10:25,538 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2022-11-23 15:10:25,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:10:25,545 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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 25 [2022-11-23 15:10:25,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:10:25,546 INFO L225 Difference]: With dead ends: 211 [2022-11-23 15:10:25,546 INFO L226 Difference]: Without dead ends: 159 [2022-11-23 15:10:25,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:10:25,548 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 50 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:10:25,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 296 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-23 15:10:25,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-23 15:10:25,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 117. [2022-11-23 15:10:25,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.205607476635514) internal successors, (129), 112 states have internal predecessors, (129), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-23 15:10:25,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2022-11-23 15:10:25,559 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 25 [2022-11-23 15:10:25,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:10:25,560 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2022-11-23 15:10:25,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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) [2022-11-23 15:10:25,560 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2022-11-23 15:10:25,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-23 15:10:25,561 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:10:25,561 INFO L195 NwaCegarLoop]: 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] [2022-11-23 15:10:25,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 15:10:25,562 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-23 15:10:25,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:10:25,562 INFO L85 PathProgramCache]: Analyzing trace with hash 421230472, now seen corresponding path program 1 times [2022-11-23 15:10:25,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:10:25,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850199453] [2022-11-23 15:10:25,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:10:25,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:10:25,688 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:10:25,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2021849069] [2022-11-23 15:10:25,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:10:25,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:10:25,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:10:25,690 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:10:25,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 15:10:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:10:26,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 15:10:26,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:10:26,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:10:26,535 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:10:26,536 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:10:26,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850199453] [2022-11-23 15:10:26,536 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:10:26,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2021849069] [2022-11-23 15:10:26,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2021849069] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:10:26,537 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:10:26,537 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:10:26,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944577331] [2022-11-23 15:10:26,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:10:26,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:10:26,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:10:26,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:10:26,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:10:26,597 INFO L87 Difference]: Start difference. First operand 117 states and 135 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:10:27,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:10:27,412 INFO L93 Difference]: Finished difference Result 277 states and 319 transitions. [2022-11-23 15:10:27,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:10:27,416 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2022-11-23 15:10:27,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:10:27,418 INFO L225 Difference]: With dead ends: 277 [2022-11-23 15:10:27,418 INFO L226 Difference]: Without dead ends: 165 [2022-11-23 15:10:27,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:10:27,420 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 46 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-23 15:10:27,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 216 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-23 15:10:27,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-23 15:10:27,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2022-11-23 15:10:27,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 152 states have (on average 1.1842105263157894) internal successors, (180), 157 states have internal predecessors, (180), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-23 15:10:27,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 186 transitions. [2022-11-23 15:10:27,439 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 186 transitions. Word has length 28 [2022-11-23 15:10:27,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:10:27,440 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 186 transitions. [2022-11-23 15:10:27,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:10:27,440 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 186 transitions. [2022-11-23 15:10:27,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-23 15:10:27,442 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:10:27,442 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:10:27,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 15:10:27,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-11-23 15:10:27,652 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-23 15:10:27,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:10:27,653 INFO L85 PathProgramCache]: Analyzing trace with hash -722486566, now seen corresponding path program 1 times [2022-11-23 15:10:27,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:10:27,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462273789] [2022-11-23 15:10:27,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:10:27,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:10:27,761 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:10:27,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [318025971] [2022-11-23 15:10:27,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:10:27,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:10:27,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:10:27,764 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:10:27,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 15:10:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:10:43,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-23 15:10:43,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:10:43,423 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 15:10:43,424 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:10:43,424 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:10:43,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462273789] [2022-11-23 15:10:43,424 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:10:43,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [318025971] [2022-11-23 15:10:43,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [318025971] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:10:43,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:10:43,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:10:43,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012984019] [2022-11-23 15:10:43,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:10:43,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:10:43,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:10:43,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:10:43,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:10:43,427 INFO L87 Difference]: Start difference. First operand 162 states and 186 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 15:10:46,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:10:46,721 INFO L93 Difference]: Finished difference Result 308 states and 358 transitions. [2022-11-23 15:10:46,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:10:46,730 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2022-11-23 15:10:46,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:10:46,735 INFO L225 Difference]: With dead ends: 308 [2022-11-23 15:10:46,736 INFO L226 Difference]: Without dead ends: 164 [2022-11-23 15:10:46,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:10:46,738 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 1 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-23 15:10:46,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 338 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-11-23 15:10:46,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-11-23 15:10:46,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2022-11-23 15:10:46,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 153 states have (on average 1.1895424836601307) internal successors, (182), 159 states have internal predecessors, (182), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-23 15:10:46,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 189 transitions. [2022-11-23 15:10:46,765 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 189 transitions. Word has length 41 [2022-11-23 15:10:46,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:10:46,765 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 189 transitions. [2022-11-23 15:10:46,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 15:10:46,766 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 189 transitions. [2022-11-23 15:10:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-23 15:10:46,767 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:10:46,767 INFO L195 NwaCegarLoop]: 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] [2022-11-23 15:10:46,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-23 15:10:46,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:10:46,983 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-23 15:10:46,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:10:46,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1306539504, now seen corresponding path program 1 times [2022-11-23 15:10:46,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:10:46,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949451385] [2022-11-23 15:10:46,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:10:46,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:10:47,059 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:10:47,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [492201697] [2022-11-23 15:10:47,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:10:47,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:10:47,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:10:47,062 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:10:47,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b8d9f0f-8b1e-47ac-baab-6ddf0f3255df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 15:11:16,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:11:16,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-23 15:11:16,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:11:16,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 15:11:16,964 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 15:11:17,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 15:11:17,084 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:11:17,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949451385] [2022-11-23 15:11:17,084 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:11:17,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [492201697] [2022-11-23 15:11:17,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [492201697] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 15:11:17,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [809046034] [2022-11-23 15:11:17,106 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2022-11-23 15:11:17,106 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 15:11:17,110 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 15:11:17,116 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 15:11:17,117 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 15:11:17,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:17,205 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 15:11:17,205 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:17,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:17,219 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:17,229 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 15:11:17,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:17,240 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:17,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 15:11:17,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:17,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:17,304 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 15:11:17,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2022-11-23 15:11:17,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 15:11:17,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:17,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:17,376 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 15:11:17,376 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:17,400 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:17,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:17,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:17,418 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:17,480 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:17,493 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:17,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:17,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:17,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:17,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2022-11-23 15:11:18,138 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:18,161 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:18,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896995 treesize of output 5376286 [2022-11-23 15:11:18,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,335 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9896993 treesize of output 5376298 [2022-11-23 15:11:18,420 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:18,436 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:18,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-23 15:11:18,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-23 15:11:18,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-23 15:11:18,748 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:18,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,840 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-23 15:11:18,840 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2022-11-23 15:11:18,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:18,869 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:18,900 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:19,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:11:19,149 INFO L350 Elim1Store]: Elim1 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 13 treesize of output 9 [2022-11-23 15:11:19,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:11:19,212 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 15:11:19,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2022-11-23 15:11:19,251 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-23 15:11:19,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 52 [2022-11-23 15:11:19,288 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 15:11:19,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 46 [2022-11-23 15:11:19,341 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:19,349 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:19,358 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:19,434 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:19,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,496 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-23 15:11:19,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-23 15:11:19,749 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:11:19,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:11:19,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-23 15:11:19,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-23 15:11:22,313 INFO L217 Elim1Store]: Index analysis took 2033 ms [2022-11-23 15:11:25,501 INFO L321 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2022-11-23 15:11:25,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 9519766 treesize of output 9519770 [2022-11-23 15:11:27,075 INFO L217 Elim1Store]: Index analysis took 1363 ms [2022-11-23 15:11:30,405 INFO L321 Elim1Store]: treesize reduction 206, result has 11.2 percent of original size [2022-11-23 15:11:30,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 9519771 treesize of output 9519774 [2022-11-23 15:11:40,530 WARN L233 SmtUtils]: Spent 10.08s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:11:40,531 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-23 15:11:40,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1476 [2022-11-23 15:12:05,148 WARN L233 SmtUtils]: Spent 24.45s on a formula simplification. DAG size of input: 90 DAG size of output: 45 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:12:05,148 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-23 15:12:05,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2005 treesize of output 1829 [2022-11-23 15:12:06,071 INFO L217 Elim1Store]: Index analysis took 674 ms [2022-11-23 15:12:32,029 WARN L233 SmtUtils]: Spent 25.51s on a formula simplification. DAG size of input: 249 DAG size of output: 147 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:12:32,030 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-23 15:12:32,031 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 2097 [2022-11-23 15:12:33,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:12:33,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 69 [2022-11-23 15:12:33,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:12:33,987 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:12:33,989 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 55 [2022-11-23 15:13:36,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:13:36,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:13:36,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 32 treesize of output 20 [2022-11-23 15:13:37,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:13:37,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 17 treesize of output 11 [2022-11-23 15:13:41,904 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:13:41,929 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:13:41,954 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:13:41,982 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:14:40,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 32 treesize of output 20 [2022-11-23 15:14:40,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 17 treesize of output 11 [2022-11-23 15:14:49,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:49,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 15 [2022-11-23 15:14:49,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:14:49,799 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2022-11-23 15:14:49,875 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:14:49,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2022-11-23 15:14:49,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:49,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 15 [2022-11-23 15:15:11,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:11,468 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:15:11,470 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-23 15:15:11,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:11,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-23 15:15:11,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:11,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 19 treesize of output 13 [2022-11-23 15:15:20,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:20,349 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18