./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 501447f5c37550c3f5e8fdfcef22269dce5065ef789f4faf9fbe7fcfc263a044 --- 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-2329fc7 [2022-12-14 14:09:37,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 14:09:37,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 14:09:37,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 14:09:37,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 14:09:37,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 14:09:37,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 14:09:37,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 14:09:37,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 14:09:37,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 14:09:37,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 14:09:37,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 14:09:37,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 14:09:37,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 14:09:37,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 14:09:37,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 14:09:37,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 14:09:37,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 14:09:37,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 14:09:37,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 14:09:37,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 14:09:37,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 14:09:37,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 14:09:37,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 14:09:37,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 14:09:37,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 14:09:37,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 14:09:37,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 14:09:37,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 14:09:37,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 14:09:37,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 14:09:37,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 14:09:37,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 14:09:37,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 14:09:37,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 14:09:37,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 14:09:37,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 14:09:37,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 14:09:37,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 14:09:37,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 14:09:37,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 14:09:37,700 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 14:09:37,733 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 14:09:37,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 14:09:37,733 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 14:09:37,733 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 14:09:37,734 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 14:09:37,734 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 14:09:37,735 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 14:09:37,735 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 14:09:37,735 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 14:09:37,735 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 14:09:37,735 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 14:09:37,735 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 14:09:37,735 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 14:09:37,736 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 14:09:37,736 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 14:09:37,736 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 14:09:37,736 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 14:09:37,736 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 14:09:37,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 14:09:37,737 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 14:09:37,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 14:09:37,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 14:09:37,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 14:09:37,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 14:09:37,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 14:09:37,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 14:09:37,751 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 14:09:37,751 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 14:09:37,752 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 14:09:37,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 14:09:37,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 14:09:37,752 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 14:09:37,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:09:37,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 14:09:37,753 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 14:09:37,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 14:09:37,753 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 14:09:37,753 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 14:09:37,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 14:09:37,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 14:09:37,754 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 14:09:37,754 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_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 501447f5c37550c3f5e8fdfcef22269dce5065ef789f4faf9fbe7fcfc263a044 [2022-12-14 14:09:37,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 14:09:37,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 14:09:37,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 14:09:37,940 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 14:09:37,940 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 14:09:37,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i [2022-12-14 14:09:40,565 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 14:09:40,842 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 14:09:40,842 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i [2022-12-14 14:09:40,854 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/data/6bdbe74a8/04290167c0ab4e12b99ed50ec78e82cc/FLAG2176add47 [2022-12-14 14:09:40,865 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/data/6bdbe74a8/04290167c0ab4e12b99ed50ec78e82cc [2022-12-14 14:09:40,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 14:09:40,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 14:09:40,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 14:09:40,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 14:09:40,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 14:09:40,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:09:40" (1/1) ... [2022-12-14 14:09:40,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39236544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:40, skipping insertion in model container [2022-12-14 14:09:40,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:09:40" (1/1) ... [2022-12-14 14:09:40,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 14:09:40,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:09:41,253 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_c21e5705-ac9f-441c-877e-f7060d56d009/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i[33021,33034] [2022-12-14 14:09:41,454 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 14:09:41,457 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_c21e5705-ac9f-441c-877e-f7060d56d009/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i[84583,84596] [2022-12-14 14:09:41,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:09:41,471 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 14:09:41,497 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_c21e5705-ac9f-441c-877e-f7060d56d009/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i[33021,33034] [2022-12-14 14:09:41,580 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 14:09:41,582 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_c21e5705-ac9f-441c-877e-f7060d56d009/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i[84583,84596] [2022-12-14 14:09:41,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:09:41,613 INFO L208 MainTranslator]: Completed translation [2022-12-14 14:09:41,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41 WrapperNode [2022-12-14 14:09:41,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 14:09:41,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 14:09:41,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 14:09:41,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 14:09:41,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,724 INFO L138 Inliner]: procedures = 177, calls = 730, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2860 [2022-12-14 14:09:41,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 14:09:41,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 14:09:41,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 14:09:41,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 14:09:41,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,818 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 14:09:41,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 14:09:41,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 14:09:41,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 14:09:41,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (1/1) ... [2022-12-14 14:09:41,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:09:41,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:09:41,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 14:09:41,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 14:09:41,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 14:09:41,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 14:09:41,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 14:09:41,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 14:09:41,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 14:09:41,897 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 14:09:41,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 14:09:41,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 14:09:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 14:09:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 14:09:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-12-14 14:09:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 14:09:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 14:09:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 14:09:41,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 14:09:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 14:09:42,074 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 14:09:42,076 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 14:09:43,898 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 14:09:44,221 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 14:09:44,222 INFO L300 CfgBuilder]: Removed 54 assume(true) statements. [2022-12-14 14:09:44,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:09:44 BoogieIcfgContainer [2022-12-14 14:09:44,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 14:09:44,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 14:09:44,227 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 14:09:44,229 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 14:09:44,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 02:09:40" (1/3) ... [2022-12-14 14:09:44,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d5a0e40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:09:44, skipping insertion in model container [2022-12-14 14:09:44,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:09:41" (2/3) ... [2022-12-14 14:09:44,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d5a0e40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:09:44, skipping insertion in model container [2022-12-14 14:09:44,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:09:44" (3/3) ... [2022-12-14 14:09:44,231 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test9-1.i [2022-12-14 14:09:44,245 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 14:09:44,245 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-14 14:09:44,301 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 14:09:44,306 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;@57a0cd1e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 14:09:44,306 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-14 14:09:44,311 INFO L276 IsEmpty]: Start isEmpty. Operand has 1099 states, 591 states have (on average 1.9678510998307952) internal successors, (1163), 1093 states have internal predecessors, (1163), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-12-14 14:09:44,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 14:09:44,316 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:09:44,316 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:09:44,317 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:09:44,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:09:44,321 INFO L85 PathProgramCache]: Analyzing trace with hash -506218797, now seen corresponding path program 1 times [2022-12-14 14:09:44,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:09:44,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609326852] [2022-12-14 14:09:44,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:44,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:09:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:09:44,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:09:44,464 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:09:44,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609326852] [2022-12-14 14:09:44,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609326852] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:09:44,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:09:44,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 14:09:44,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682480418] [2022-12-14 14:09:44,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:09:44,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-14 14:09:44,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:09:44,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-14 14:09:44,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 14:09:44,496 INFO L87 Difference]: Start difference. First operand has 1099 states, 591 states have (on average 1.9678510998307952) internal successors, (1163), 1093 states have internal predecessors, (1163), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-12-14 14:09:45,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:09:45,315 INFO L93 Difference]: Finished difference Result 2197 states and 4837 transitions. [2022-12-14 14:09:45,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-14 14:09:45,321 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2022-12-14 14:09:45,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:09:45,341 INFO L225 Difference]: With dead ends: 2197 [2022-12-14 14:09:45,341 INFO L226 Difference]: Without dead ends: 1097 [2022-12-14 14:09:45,351 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 14:09:45,353 INFO L413 NwaCegarLoop]: 2101 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2101 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-12-14 14:09:45,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2101 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-12-14 14:09:45,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1097 states. [2022-12-14 14:09:45,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1097 to 1097. [2022-12-14 14:09:45,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1097 states, 590 states have (on average 1.8745762711864407) internal successors, (1106), 1091 states have internal predecessors, (1106), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-12-14 14:09:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 2112 transitions. [2022-12-14 14:09:45,589 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 2112 transitions. Word has length 8 [2022-12-14 14:09:45,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:09:45,589 INFO L495 AbstractCegarLoop]: Abstraction has 1097 states and 2112 transitions. [2022-12-14 14:09:45,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-12-14 14:09:45,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2112 transitions. [2022-12-14 14:09:45,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 14:09:45,590 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:09:45,591 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] [2022-12-14 14:09:45,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 14:09:45,591 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:09:45,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:09:45,591 INFO L85 PathProgramCache]: Analyzing trace with hash 82355722, now seen corresponding path program 1 times [2022-12-14 14:09:45,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:09:45,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862644124] [2022-12-14 14:09:45,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:45,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:09:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:09:45,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:09:45,821 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:09:45,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862644124] [2022-12-14 14:09:45,821 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862644124] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:09:45,821 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:09:45,821 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:09:45,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799886481] [2022-12-14 14:09:45,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:09:45,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:09:45,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:09:45,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:09:45,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:09:45,824 INFO L87 Difference]: Start difference. First operand 1097 states and 2112 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 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) [2022-12-14 14:09:47,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:09:47,473 INFO L93 Difference]: Finished difference Result 3192 states and 6222 transitions. [2022-12-14 14:09:47,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:09:47,476 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2022-12-14 14:09:47,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:09:47,486 INFO L225 Difference]: With dead ends: 3192 [2022-12-14 14:09:47,486 INFO L226 Difference]: Without dead ends: 2148 [2022-12-14 14:09:47,490 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 [2022-12-14 14:09:47,491 INFO L413 NwaCegarLoop]: 2589 mSDtfsCounter, 1056 mSDsluCounter, 4162 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1556 SdHoareTripleChecker+Valid, 6751 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-12-14 14:09:47,491 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1556 Valid, 6751 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-12-14 14:09:47,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2148 states. [2022-12-14 14:09:47,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2148 to 1099. [2022-12-14 14:09:47,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1099 states, 592 states have (on average 1.8716216216216217) internal successors, (1108), 1093 states have internal predecessors, (1108), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-12-14 14:09:47,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 1099 states and 2114 transitions. [2022-12-14 14:09:47,820 INFO L78 Accepts]: Start accepts. Automaton has 1099 states and 2114 transitions. Word has length 20 [2022-12-14 14:09:47,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:09:47,820 INFO L495 AbstractCegarLoop]: Abstraction has 1099 states and 2114 transitions. [2022-12-14 14:09:47,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 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) [2022-12-14 14:09:47,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2114 transitions. [2022-12-14 14:09:47,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 14:09:47,821 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:09:47,821 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:09:47,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 14:09:47,822 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:09:47,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:09:47,822 INFO L85 PathProgramCache]: Analyzing trace with hash -421348211, now seen corresponding path program 1 times [2022-12-14 14:09:47,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:09:47,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145714791] [2022-12-14 14:09:47,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:47,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:09:47,946 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:09:47,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2096145241] [2022-12-14 14:09:47,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:47,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:09:47,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:09:47,948 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:09:47,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 14:09:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:09:48,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 1659 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 14:09:48,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:09:48,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:09:48,505 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:09:48,505 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:09:48,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145714791] [2022-12-14 14:09:48,506 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:09:48,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2096145241] [2022-12-14 14:09:48,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2096145241] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:09:48,506 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:09:48,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 14:09:48,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059792118] [2022-12-14 14:09:48,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:09:48,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:09:48,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:09:48,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:09:48,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:09:48,507 INFO L87 Difference]: Start difference. First operand 1099 states and 2114 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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) [2022-12-14 14:09:49,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:09:49,519 INFO L93 Difference]: Finished difference Result 3230 states and 6264 transitions. [2022-12-14 14:09:49,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:09:49,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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 44 [2022-12-14 14:09:49,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:09:49,535 INFO L225 Difference]: With dead ends: 3230 [2022-12-14 14:09:49,535 INFO L226 Difference]: Without dead ends: 2134 [2022-12-14 14:09:49,539 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:09:49,540 INFO L413 NwaCegarLoop]: 2613 mSDtfsCounter, 1033 mSDsluCounter, 2080 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1535 SdHoareTripleChecker+Valid, 4693 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-14 14:09:49,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1535 Valid, 4693 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-14 14:09:49,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2134 states. [2022-12-14 14:09:49,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2134 to 2132. [2022-12-14 14:09:49,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2132 states, 1125 states have (on average 1.9057777777777778) internal successors, (2144), 2126 states have internal predecessors, (2144), 1003 states have call successors, (1003), 2 states have call predecessors, (1003), 2 states have return successors, (1003), 5 states have call predecessors, (1003), 1003 states have call successors, (1003) [2022-12-14 14:09:49,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 2132 states and 4150 transitions. [2022-12-14 14:09:49,785 INFO L78 Accepts]: Start accepts. Automaton has 2132 states and 4150 transitions. Word has length 44 [2022-12-14 14:09:49,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:09:49,785 INFO L495 AbstractCegarLoop]: Abstraction has 2132 states and 4150 transitions. [2022-12-14 14:09:49,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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) [2022-12-14 14:09:49,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 4150 transitions. [2022-12-14 14:09:49,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 14:09:49,786 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:09:49,786 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:09:49,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 14:09:49,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:09:49,989 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:09:49,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:09:49,990 INFO L85 PathProgramCache]: Analyzing trace with hash -125172879, now seen corresponding path program 1 times [2022-12-14 14:09:49,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:09:49,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693790044] [2022-12-14 14:09:49,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:49,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:09:50,111 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:09:50,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1471916149] [2022-12-14 14:09:50,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:50,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:09:50,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:09:50,113 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:09:50,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 14:09:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:09:50,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 796 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 14:09:50,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:09:50,531 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 14:09:50,532 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:09:50,532 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:09:50,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693790044] [2022-12-14 14:09:50,532 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:09:50,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471916149] [2022-12-14 14:09:50,532 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1471916149] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:09:50,533 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:09:50,533 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:09:50,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052916584] [2022-12-14 14:09:50,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:09:50,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:09:50,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:09:50,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:09:50,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:09:50,535 INFO L87 Difference]: Start difference. First operand 2132 states and 4150 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 14:09:52,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:09:52,079 INFO L93 Difference]: Finished difference Result 3228 states and 6261 transitions. [2022-12-14 14:09:52,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:09:52,080 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 57 [2022-12-14 14:09:52,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:09:52,084 INFO L225 Difference]: With dead ends: 3228 [2022-12-14 14:09:52,084 INFO L226 Difference]: Without dead ends: 1112 [2022-12-14 14:09:52,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:09:52,090 INFO L413 NwaCegarLoop]: 2087 mSDtfsCounter, 2143 mSDsluCounter, 1036 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 1003 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2143 SdHoareTripleChecker+Valid, 3123 SdHoareTripleChecker+Invalid, 1055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1003 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:09:52,091 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2143 Valid, 3123 Invalid, 1055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1003 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-12-14 14:09:52,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1112 states. [2022-12-14 14:09:52,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1112 to 1112. [2022-12-14 14:09:52,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1112 states, 605 states have (on average 1.8512396694214877) internal successors, (1120), 1106 states have internal predecessors, (1120), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-12-14 14:09:52,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 2126 transitions. [2022-12-14 14:09:52,213 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 2126 transitions. Word has length 57 [2022-12-14 14:09:52,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:09:52,213 INFO L495 AbstractCegarLoop]: Abstraction has 1112 states and 2126 transitions. [2022-12-14 14:09:52,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 14:09:52,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2126 transitions. [2022-12-14 14:09:52,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 14:09:52,215 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:09:52,215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:09:52,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-12-14 14:09:52,416 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-12-14 14:09:52,416 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:09:52,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:09:52,416 INFO L85 PathProgramCache]: Analyzing trace with hash 373117970, now seen corresponding path program 1 times [2022-12-14 14:09:52,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:09:52,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087931] [2022-12-14 14:09:52,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:52,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:09:52,459 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:09:52,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1534323949] [2022-12-14 14:09:52,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:09:52,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:09:52,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:09:52,460 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:09:52,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 14:10:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:10:05,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 14:10:05,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:10:05,318 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 14:10:05,319 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:10:05,319 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:10:05,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087931] [2022-12-14 14:10:05,319 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:10:05,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1534323949] [2022-12-14 14:10:05,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1534323949] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:10:05,320 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:10:05,320 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:10:05,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739059835] [2022-12-14 14:10:05,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:10:05,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:10:05,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:10:05,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:10:05,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:10:05,322 INFO L87 Difference]: Start difference. First operand 1112 states and 2126 transitions. Second operand has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 14:10:06,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:10:06,519 INFO L93 Difference]: Finished difference Result 2207 states and 4236 transitions. [2022-12-14 14:10:06,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:10:06,523 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 64 [2022-12-14 14:10:06,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:10:06,531 INFO L225 Difference]: With dead ends: 2207 [2022-12-14 14:10:06,531 INFO L226 Difference]: Without dead ends: 1114 [2022-12-14 14:10:06,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:10:06,537 INFO L413 NwaCegarLoop]: 2097 mSDtfsCounter, 1 mSDsluCounter, 4190 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6287 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:10:06,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 6287 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-12-14 14:10:06,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2022-12-14 14:10:06,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 1114. [2022-12-14 14:10:06,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1114 states, 606 states have (on average 1.8514851485148516) internal successors, (1122), 1108 states have internal predecessors, (1122), 503 states have call successors, (503), 2 states have call predecessors, (503), 3 states have return successors, (504), 4 states have call predecessors, (504), 503 states have call successors, (504) [2022-12-14 14:10:06,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 1114 states and 2129 transitions. [2022-12-14 14:10:06,762 INFO L78 Accepts]: Start accepts. Automaton has 1114 states and 2129 transitions. Word has length 64 [2022-12-14 14:10:06,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:10:06,762 INFO L495 AbstractCegarLoop]: Abstraction has 1114 states and 2129 transitions. [2022-12-14 14:10:06,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 14:10:06,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 2129 transitions. [2022-12-14 14:10:06,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 14:10:06,764 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:10:06,764 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:10:06,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 14:10:06,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:10:06,965 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:10:06,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:10:06,965 INFO L85 PathProgramCache]: Analyzing trace with hash 899935758, now seen corresponding path program 1 times [2022-12-14 14:10:06,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:10:06,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847715797] [2022-12-14 14:10:06,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:10:06,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:10:07,055 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 14:10:07,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [646454995] [2022-12-14 14:10:07,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:10:07,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:10:07,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:10:07,057 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:10:07,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c21e5705-ac9f-441c-877e-f7060d56d009/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 14:10:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:10:47,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 852 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 14:10:47,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:10:47,253 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 14:10:47,253 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:10:47,326 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 14:10:47,326 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:10:47,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847715797] [2022-12-14 14:10:47,327 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 14:10:47,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [646454995] [2022-12-14 14:10:47,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [646454995] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:10:47,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2047617441] [2022-12-14 14:10:47,347 INFO L159 IcfgInterpreter]: Started Sifa with 60 locations of interest [2022-12-14 14:10:47,347 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:10:47,350 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:10:47,356 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:10:47,356 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:10:47,430 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 [2022-12-14 14:10:47,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,450 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-14 14:10:47,450 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 [2022-12-14 14:10:47,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,460 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 [2022-12-14 14:10:47,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,468 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 [2022-12-14 14:10:47,475 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 [2022-12-14 14:10:47,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,514 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-12-14 14:10:47,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2022-12-14 14:10:47,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,549 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 14:10:47,550 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 [2022-12-14 14:10:47,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,567 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 52 treesize of output 49 [2022-12-14 14:10:47,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-12-14 14:10:47,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-12-14 14:10:47,854 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 [2022-12-14 14:10:47,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,916 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 9897009 treesize of output 5376288 [2022-12-14 14:10:47,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:47,957 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 8458577 treesize of output 4759834 [2022-12-14 14:10:47,989 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 [2022-12-14 14:10:48,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,058 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 [2022-12-14 14:10:48,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,104 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 [2022-12-14 14:10:48,131 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 [2022-12-14 14:10:48,148 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 [2022-12-14 14:10:48,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,211 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 [2022-12-14 14:10:48,239 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 [2022-12-14 14:10:48,261 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 [2022-12-14 14:10:48,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,316 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-12-14 14:10:48,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 74 [2022-12-14 14:10:48,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,381 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 14:10:48,381 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 [2022-12-14 14:10:48,543 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 [2022-12-14 14:10:48,547 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 [2022-12-14 14:10:48,551 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 [2022-12-14 14:10:48,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-12-14 14:10:48,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-12-14 14:10:48,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 65 [2022-12-14 14:10:48,608 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 [2022-12-14 14:10:48,612 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 [2022-12-14 14:10:48,616 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 [2022-12-14 14:10:48,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,706 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 [2022-12-14 14:10:48,728 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 [2022-12-14 14:10:48,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-12-14 14:10:48,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:10:48,922 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 [2022-12-14 14:10:48,942 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 [2022-12-14 14:10:48,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-12-14 14:10:49,608 INFO L217 Elim1Store]: Index analysis took 463 ms [2022-12-14 14:10:52,733 INFO L321 Elim1Store]: treesize reduction 190, result has 18.1 percent of original size [2022-12-14 14:10:52,734 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 9519777 treesize of output 9519796 [2022-12-14 14:10:54,355 INFO L217 Elim1Store]: Index analysis took 1453 ms [2022-12-14 14:10:54,938 INFO L321 Elim1Store]: treesize reduction 87, result has 5.4 percent of original size [2022-12-14 14:10:54,939 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 9519772 treesize of output 9519776 [2022-12-14 14:11:00,337 WARN L233 SmtUtils]: Spent 5.31s 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) [2022-12-14 14:11:00,337 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-12-14 14:11:00,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1481 [2022-12-14 14:11:00,589 INFO L217 Elim1Store]: Index analysis took 144 ms [2022-12-14 14:11:17,566 WARN L233 SmtUtils]: Spent 16.97s 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) [2022-12-14 14:11:17,567 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-12-14 14:11:17,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2022-12-14 14:11:18,796 INFO L217 Elim1Store]: Index analysis took 799 ms [2022-12-14 14:11:40,555 WARN L233 SmtUtils]: Spent 21.29s on a formula simplification. DAG size of input: 258 DAG size of output: 156 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 14:11:40,556 INFO L321 Elim1Store]: treesize reduction 13218, result has 27.3 percent of original size [2022-12-14 14:11:40,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 4294 treesize of output 11953 [2022-12-14 14:11:41,736 INFO L217 Elim1Store]: Index analysis took 123 ms [2022-12-14 14:11:42,153 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-12-14 14:11:42,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 73 [2022-12-14 14:11:42,224 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 treesize of output 3 [2022-12-14 14:11:42,656 INFO L217 Elim1Store]: Index analysis took 256 ms [2022-12-14 14:11:43,207 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 14:11:43,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 70 treesize of output 94 [2022-12-14 14:11:43,618 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:11:43,619 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 13 [2022-12-14 14:11:43,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:11:43,728 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 [2022-12-14 14:11:43,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:11:43,787 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 [2022-12-14 14:11:43,846 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:11:43,847 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 [2022-12-14 14:11:43,904 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:11:43,905 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 [2022-12-14 14:11:45,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:11:45,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:11:45,369 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 [2022-12-14 14:11:45,475 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:11:45,720 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:11:45,721 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 [2022-12-14 14:11:46,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:11:46,114 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:11:46,115 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 [2022-12-14 14:11:46,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:11:46,179 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 [2022-12-14 14:11:46,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:11:46,243 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 [2022-12-14 14:11:46,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:11:46,560 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 [2022-12-14 14:11:47,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:11:47,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:11:47,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:11:47,110 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 28 treesize of output 18 [2022-12-14 14:11:56,419 INFO L217 Elim1Store]: Index analysis took 1184 ms [2022-12-14 14:21:37,871 WARN L233 SmtUtils]: Spent 9.69m on a formula simplification. DAG size of input: 339 DAG size of output: 94 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 14:21:37,871 INFO L321 Elim1Store]: treesize reduction 32474, result has 1.7 percent of original size [2022-12-14 14:21:37,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 16 new quantified variables, introduced 78 case distinctions, treesize of input 1135754 treesize of output 1141681 [2022-12-14 14:22:31,971 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:22:32,832 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:32,834 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:32,845 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:32,846 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:32,849 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:37,118 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:37,119 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:37,120 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:37,124 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:37,128 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:37,130 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:37,130 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:37,133 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:41,445 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:41,446 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:41,446 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:22:41,449 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:02,698 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:02,699 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:02,702 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:02,705 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:02,706 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:02,707 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:02,709 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:16,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:16,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:16,812 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:16,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,068 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,069 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,071 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,075 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,076 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,077 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,079 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,083 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,084 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,085 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,087 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,091 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,092 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,092 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,095 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:21,095 INFO L217 Elim1Store]: Index analysis took 48268 ms [2022-12-14 14:23:21,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24417 treesize of output 221145 [2022-12-14 14:23:22,130 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:22,132 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:22,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:22,141 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:22,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:23,246 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:23,247 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:23,248 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:23,249 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:23,253 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:23,253 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:23,253 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:23,255 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:24,207 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:24,208 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:24,209 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:24,211 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:30,046 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:30,047 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:30,048 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:30,052 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:30,053 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:30,054 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:30,056 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:33,506 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:33,507 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:33,508 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:33,510 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,759 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,760 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,762 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,766 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,767 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,768 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,770 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,774 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,775 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,776 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,778 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,783 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,784 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,786 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:34,787 INFO L217 Elim1Store]: Index analysis took 12662 ms [2022-12-14 14:23:34,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24417 treesize of output 221145 [2022-12-14 14:23:38,889 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:39,469 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:41,924 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:50,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:50,467 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:50,468 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:50,549 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:50,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:51,086 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:51,087 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:54,700 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:54,702 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:55,084 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:23:59,251 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:03,952 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:06,719 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:06,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:06,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:12,822 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:12,823 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:13,721 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:15,423 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:16,224 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:17,130 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:18,456 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:19,591 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:19,713 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:19,714 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:19,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:19,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:19,892 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:19,893 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:19,970 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:19,973 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:19,975 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:19,975 INFO L217 Elim1Store]: Index analysis took 44532 ms [2022-12-14 14:24:23,669 INFO L321 Elim1Store]: treesize reduction 12013, result has 0.0 percent of original size [2022-12-14 14:24:23,670 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 34 case distinctions, treesize of input 24417 treesize of output 221145 [2022-12-14 14:24:30,131 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (let ((.cse4 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (select (select (let ((.cse2 (select (select |v_#memory_$Pointer$.base_30| |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (.cse3 (+ (select (select |v_#memory_$Pointer$.offset_30| |ULTIMATE.start_main_~user~0#1.base|) .cse4) 8))) (let ((.cse0 (store |v_#memory_$Pointer$.base_30| .cse2 (store (select |v_#memory_$Pointer$.base_30| .cse2) .cse3 v_DerPreprocessor_6)))) (let ((.cse1 (select (select .cse0 |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (store .cse0 .cse1 (store (select .cse0 .cse1) (+ 20 (select (select (store |v_#memory_$Pointer$.offset_30| .cse2 (store (select |v_#memory_$Pointer$.offset_30| .cse2) .cse3 v_DerPreprocessor_8)) |ULTIMATE.start_main_~user~0#1.base|) .cse4)) v_DerPreprocessor_7))))) |ULTIMATE.start_main_~user~0#1.base|) .cse4)) |ULTIMATE.start_main_~_hj_key~0#1.base|) [2022-12-14 14:24:30,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:30,620 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:24:32,659 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select v_arrayElimArr_16 (let ((.cse4 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (select (select (let ((.cse2 (select (select |v_#memory_$Pointer$.base_30| |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (.cse3 (+ (select (select |v_#memory_$Pointer$.offset_30| |ULTIMATE.start_main_~user~0#1.base|) .cse4) 8))) (let ((.cse0 (store |v_#memory_$Pointer$.base_30| .cse2 (store (select |v_#memory_$Pointer$.base_30| .cse2) .cse3 v_DerPreprocessor_6)))) (let ((.cse1 (select (select .cse0 |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (store .cse0 .cse1 (store (select .cse0 .cse1) (+ 20 (select (select (store |v_#memory_$Pointer$.offset_30| .cse2 (store (select |v_#memory_$Pointer$.offset_30| .cse2) .cse3 v_DerPreprocessor_8)) |ULTIMATE.start_main_~user~0#1.base|) .cse4)) v_DerPreprocessor_7))))) |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (select v_arrayElimArr_16 |ULTIMATE.start_main_~user~0#1.base|)) [2022-12-14 14:24:34,701 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select v_arrayElimArr_16 (let ((.cse4 (+ |ULTIMATE.start_main_~user~0#1.offset| 8))) (select (select (let ((.cse2 (select (select |v_#memory_$Pointer$.base_30| |ULTIMATE.start_main_~user~0#1.base|) .cse4)) (.cse3 (+ (select (select |v_#memory_$Pointer$.offset_30| |ULTIMATE.start_main_~user~0#1.base|) .cse4) 8))) (let ((.cse0 (store |v_#memory_$Pointer$.base_30| .cse2 (store (select |v_#memory_$Pointer$.base_30| .cse2) .cse3 v_DerPreprocessor_6)))) (let ((.cse1 (select (select .cse0 |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (store .cse0 .cse1 (store (select .cse0 .cse1) (+ 20 (select (select (store |v_#memory_$Pointer$.offset_30| .cse2 (store (select |v_#memory_$Pointer$.offset_30| .cse2) .cse3 v_DerPreprocessor_8)) |ULTIMATE.start_main_~user~0#1.base|) .cse4)) v_DerPreprocessor_7))))) |ULTIMATE.start_main_~user~0#1.base|) .cse4))) (select v_arrayElimArr_16 |ULTIMATE.start_main_~user~0#1.base|))