./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b8fb715e20e93734f29581bef128b7f826b4b5933b157899cd0cb0d668434a9d --- 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-38b53e6 [2022-11-25 23:53:54,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:53:54,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:53:54,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:53:54,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:53:54,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:53:54,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:53:54,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:53:54,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:53:54,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:53:54,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:53:54,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:53:54,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:53:54,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:53:54,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:53:54,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:53:54,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:53:54,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:53:54,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:53:54,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:53:54,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:53:54,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:53:54,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:53:54,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:53:54,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:53:54,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:53:54,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:53:54,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:53:54,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:53:54,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:53:54,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:53:54,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:53:54,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:53:54,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:53:54,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:53:54,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:53:54,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:53:54,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:53:54,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:53:54,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:53:54,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:53:54,803 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-25 23:53:54,823 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:53:54,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:53:54,824 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:53:54,824 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:53:54,837 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:53:54,838 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:53:54,838 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:53:54,838 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:53:54,838 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:53:54,839 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:53:54,839 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:53:54,839 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:53:54,839 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:53:54,840 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:53:54,840 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:53:54,840 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:53:54,840 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:53:54,841 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:53:54,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:53:54,842 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 23:53:54,842 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:53:54,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:53:54,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 23:53:54,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:53:54,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:53:54,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:53:54,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:53:54,844 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:53:54,844 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 23:53:54,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:53:54,844 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:53:54,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:53:54,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:53:54,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:53:54,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:53:54,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:53:54,846 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:53:54,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:53:54,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:53:54,847 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:53:54,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:53:54,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:53:54,848 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:53:54,848 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_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8fb715e20e93734f29581bef128b7f826b4b5933b157899cd0cb0d668434a9d [2022-11-25 23:53:55,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:53:55,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:53:55,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:53:55,218 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:53:55,218 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:53:55,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i [2022-11-25 23:53:58,202 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:53:58,583 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:53:58,583 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i [2022-11-25 23:53:58,601 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/data/0d35790cc/22cd659fd65a49659dad1c2a3e9a7c9a/FLAGdbbef3c65 [2022-11-25 23:53:58,616 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/data/0d35790cc/22cd659fd65a49659dad1c2a3e9a7c9a [2022-11-25 23:53:58,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:53:58,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:53:58,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:53:58,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:53:58,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:53:58,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:53:58" (1/1) ... [2022-11-25 23:53:58,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db3f520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:58, skipping insertion in model container [2022-11-25 23:53:58,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:53:58" (1/1) ... [2022-11-25 23:53:58,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:53:58,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:53:59,134 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_27720970-5a39-4775-b844-984bc927a3ac/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i[33021,33034] [2022-11-25 23:53:59,239 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 23:53:59,255 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_27720970-5a39-4775-b844-984bc927a3ac/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i[45234,45247] [2022-11-25 23:53:59,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:53:59,307 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:53:59,355 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_27720970-5a39-4775-b844-984bc927a3ac/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i[33021,33034] [2022-11-25 23:53:59,440 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 23:53:59,463 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_27720970-5a39-4775-b844-984bc927a3ac/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i[45234,45247] [2022-11-25 23:53:59,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:53:59,511 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:53:59,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59 WrapperNode [2022-11-25 23:53:59,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:53:59,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:53:59,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:53:59,513 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:53:59,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59" (1/1) ... [2022-11-25 23:53:59,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59" (1/1) ... [2022-11-25 23:53:59,617 INFO L138 Inliner]: procedures = 177, calls = 348, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1153 [2022-11-25 23:53:59,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:53:59,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:53:59,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:53:59,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:53:59,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59" (1/1) ... [2022-11-25 23:53:59,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59" (1/1) ... [2022-11-25 23:53:59,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59" (1/1) ... [2022-11-25 23:53:59,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59" (1/1) ... [2022-11-25 23:53:59,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59" (1/1) ... [2022-11-25 23:53:59,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59" (1/1) ... [2022-11-25 23:53:59,753 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59" (1/1) ... [2022-11-25 23:53:59,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59" (1/1) ... [2022-11-25 23:53:59,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:53:59,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:53:59,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:53:59,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:53:59,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59" (1/1) ... [2022-11-25 23:53:59,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:53:59,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:53:59,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:53:59,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:53:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 23:53:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-25 23:53:59,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-25 23:53:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 23:53:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 23:53:59,880 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 23:53:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2022-11-25 23:53:59,880 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2022-11-25 23:53:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 23:53:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:53:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 23:53:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:53:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-25 23:53:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 23:53:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:53:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 23:53:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:53:59,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:54:00,190 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:54:00,192 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:54:01,977 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:54:02,478 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:54:02,478 INFO L300 CfgBuilder]: Removed 71 assume(true) statements. [2022-11-25 23:54:02,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:54:02 BoogieIcfgContainer [2022-11-25 23:54:02,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:54:02,487 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:54:02,487 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:54:02,491 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:54:02,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:53:58" (1/3) ... [2022-11-25 23:54:02,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab9f71a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:54:02, skipping insertion in model container [2022-11-25 23:54:02,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:53:59" (2/3) ... [2022-11-25 23:54:02,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab9f71a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:54:02, skipping insertion in model container [2022-11-25 23:54:02,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:54:02" (3/3) ... [2022-11-25 23:54:02,497 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test8-2.i [2022-11-25 23:54:02,517 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:54:02,517 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-25 23:54:02,580 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:54:02,587 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;@2028a4fa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:54:02,587 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-25 23:54:02,592 INFO L276 IsEmpty]: Start isEmpty. Operand has 172 states, 140 states have (on average 1.8071428571428572) internal successors, (253), 163 states have internal predecessors, (253), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2022-11-25 23:54:02,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-25 23:54:02,599 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:54:02,599 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-25 23:54:02,600 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-25 23:54:02,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:54:02,605 INFO L85 PathProgramCache]: Analyzing trace with hash 32197593, now seen corresponding path program 1 times [2022-11-25 23:54:02,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:54:02,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808362702] [2022-11-25 23:54:02,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:02,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:54:02,723 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 23:54:02,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1047473870] [2022-11-25 23:54:02,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:02,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:54:02,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:54:02,728 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:54:02,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 23:54:03,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:54:03,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-25 23:54:03,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:54:03,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 23:54:03,098 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 23:54:03,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:54:03,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-25 23:54:03,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:54:03,150 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:54:03,150 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:54:03,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808362702] [2022-11-25 23:54:03,150 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 23:54:03,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1047473870] [2022-11-25 23:54:03,151 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1047473870] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:54:03,152 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:54:03,152 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 23:54:03,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112736116] [2022-11-25 23:54:03,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:54:03,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:54:03,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:54:03,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:54:03,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:54:03,191 INFO L87 Difference]: Start difference. First operand has 172 states, 140 states have (on average 1.8071428571428572) internal successors, (253), 163 states have internal predecessors, (253), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:54:05,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:54:05,613 INFO L93 Difference]: Finished difference Result 399 states and 692 transitions. [2022-11-25 23:54:05,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:54:05,617 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-11-25 23:54:05,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:54:05,627 INFO L225 Difference]: With dead ends: 399 [2022-11-25 23:54:05,628 INFO L226 Difference]: Without dead ends: 208 [2022-11-25 23:54:05,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:54:05,635 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 60 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 526 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-25 23:54:05,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 526 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-25 23:54:05,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2022-11-25 23:54:05,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 160. [2022-11-25 23:54:05,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 129 states have (on average 1.310077519379845) internal successors, (169), 151 states have internal predecessors, (169), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2022-11-25 23:54:05,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 209 transitions. [2022-11-25 23:54:05,695 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 209 transitions. Word has length 4 [2022-11-25 23:54:05,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:54:05,696 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 209 transitions. [2022-11-25 23:54:05,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:54:05,698 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 209 transitions. [2022-11-25 23:54:05,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-25 23:54:05,704 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:54:05,704 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:54:05,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-25 23:54:05,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:54:05,911 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-25 23:54:05,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:54:05,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1415566518, now seen corresponding path program 1 times [2022-11-25 23:54:05,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:54:05,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651257811] [2022-11-25 23:54:05,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:05,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:54:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:54:06,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:54:06,387 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:54:06,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651257811] [2022-11-25 23:54:06,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651257811] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:54:06,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:54:06,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:54:06,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395705640] [2022-11-25 23:54:06,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:54:06,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:54:06,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:54:06,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:54:06,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:54:06,391 INFO L87 Difference]: Start difference. First operand 160 states and 209 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:54:07,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:54:07,622 INFO L93 Difference]: Finished difference Result 297 states and 393 transitions. [2022-11-25 23:54:07,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:54:07,623 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-11-25 23:54:07,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:54:07,625 INFO L225 Difference]: With dead ends: 297 [2022-11-25 23:54:07,626 INFO L226 Difference]: Without dead ends: 204 [2022-11-25 23:54:07,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:54:07,628 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 51 mSDsluCounter, 334 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:54:07,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 516 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-25 23:54:07,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2022-11-25 23:54:07,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 160. [2022-11-25 23:54:07,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 129 states have (on average 1.302325581395349) internal successors, (168), 151 states have internal predecessors, (168), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2022-11-25 23:54:07,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 208 transitions. [2022-11-25 23:54:07,648 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 208 transitions. Word has length 26 [2022-11-25 23:54:07,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:54:07,649 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 208 transitions. [2022-11-25 23:54:07,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:54:07,649 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 208 transitions. [2022-11-25 23:54:07,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-25 23:54:07,650 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:54:07,650 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:54:07,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 23:54:07,651 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-25 23:54:07,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:54:07,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1725832852, now seen corresponding path program 1 times [2022-11-25 23:54:07,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:54:07,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182137015] [2022-11-25 23:54:07,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:07,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:54:07,788 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 23:54:07,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [384215620] [2022-11-25 23:54:07,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:07,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:54:07,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:54:07,790 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:54:07,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 23:54:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:54:08,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 23:54:08,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:54:08,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:54:08,679 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:54:08,679 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:54:08,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182137015] [2022-11-25 23:54:08,680 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 23:54:08,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384215620] [2022-11-25 23:54:08,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384215620] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:54:08,680 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:54:08,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 23:54:08,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583756828] [2022-11-25 23:54:08,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:54:08,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:54:08,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:54:08,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:54:08,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:54:08,683 INFO L87 Difference]: Start difference. First operand 160 states and 208 transitions. Second operand has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:54:09,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:54:09,730 INFO L93 Difference]: Finished difference Result 160 states and 208 transitions. [2022-11-25 23:54:09,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:54:09,735 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-11-25 23:54:09,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:54:09,737 INFO L225 Difference]: With dead ends: 160 [2022-11-25 23:54:09,737 INFO L226 Difference]: Without dead ends: 159 [2022-11-25 23:54:09,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:54:09,739 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 192 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-25 23:54:09,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 288 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-25 23:54:09,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-25 23:54:09,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2022-11-25 23:54:09,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 129 states have (on average 1.2945736434108528) internal successors, (167), 150 states have internal predecessors, (167), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2022-11-25 23:54:09,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 207 transitions. [2022-11-25 23:54:09,756 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 207 transitions. Word has length 30 [2022-11-25 23:54:09,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:54:09,757 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 207 transitions. [2022-11-25 23:54:09,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:54:09,757 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 207 transitions. [2022-11-25 23:54:09,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-25 23:54:09,758 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:54:09,758 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:54:09,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 23:54:09,979 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:54:09,980 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-25 23:54:09,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:54:09,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1961210902, now seen corresponding path program 1 times [2022-11-25 23:54:09,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:54:09,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474046848] [2022-11-25 23:54:09,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:09,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:54:10,120 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 23:54:10,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1365358957] [2022-11-25 23:54:10,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:10,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:54:10,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:54:10,123 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:54:10,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 23:54:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:54:10,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 1591 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 23:54:10,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:54:11,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:54:11,064 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:54:11,064 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:54:11,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474046848] [2022-11-25 23:54:11,064 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 23:54:11,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365358957] [2022-11-25 23:54:11,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365358957] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:54:11,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:54:11,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 23:54:11,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448037118] [2022-11-25 23:54:11,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:54:11,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:54:11,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:54:11,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:54:11,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:54:11,068 INFO L87 Difference]: Start difference. First operand 159 states and 207 transitions. Second operand has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:54:13,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:54:13,025 INFO L93 Difference]: Finished difference Result 245 states and 332 transitions. [2022-11-25 23:54:13,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:54:13,031 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2022-11-25 23:54:13,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:54:13,033 INFO L225 Difference]: With dead ends: 245 [2022-11-25 23:54:13,034 INFO L226 Difference]: Without dead ends: 244 [2022-11-25 23:54:13,034 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:54:13,035 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 69 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-25 23:54:13,036 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 543 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-25 23:54:13,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2022-11-25 23:54:13,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 213. [2022-11-25 23:54:13,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 178 states have (on average 1.247191011235955) internal successors, (222), 199 states have internal predecessors, (222), 24 states have call successors, (24), 5 states have call predecessors, (24), 4 states have return successors, (24), 9 states have call predecessors, (24), 24 states have call successors, (24) [2022-11-25 23:54:13,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 270 transitions. [2022-11-25 23:54:13,059 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 270 transitions. Word has length 31 [2022-11-25 23:54:13,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:54:13,060 INFO L495 AbstractCegarLoop]: Abstraction has 213 states and 270 transitions. [2022-11-25 23:54:13,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:54:13,060 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 270 transitions. [2022-11-25 23:54:13,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-25 23:54:13,062 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:54:13,062 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:54:13,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 23:54:13,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:54:13,272 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-25 23:54:13,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:54:13,273 INFO L85 PathProgramCache]: Analyzing trace with hash 176654397, now seen corresponding path program 1 times [2022-11-25 23:54:13,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:54:13,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347785062] [2022-11-25 23:54:13,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:13,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:54:13,406 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 23:54:13,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1115202945] [2022-11-25 23:54:13,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:13,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:54:13,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:54:13,409 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:54:13,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 23:54:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:54:14,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 1610 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 23:54:14,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:54:14,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:54:14,474 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:54:14,474 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:54:14,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347785062] [2022-11-25 23:54:14,474 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 23:54:14,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115202945] [2022-11-25 23:54:14,475 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115202945] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:54:14,475 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:54:14,475 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 23:54:14,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505811233] [2022-11-25 23:54:14,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:54:14,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:54:14,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:54:14,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:54:14,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:54:14,478 INFO L87 Difference]: Start difference. First operand 213 states and 270 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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) [2022-11-25 23:54:15,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:54:15,666 INFO L93 Difference]: Finished difference Result 434 states and 549 transitions. [2022-11-25 23:54:15,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:54:15,667 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 39 [2022-11-25 23:54:15,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:54:15,668 INFO L225 Difference]: With dead ends: 434 [2022-11-25 23:54:15,668 INFO L226 Difference]: Without dead ends: 248 [2022-11-25 23:54:15,669 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:54:15,670 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 47 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:54:15,671 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 355 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-25 23:54:15,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2022-11-25 23:54:15,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 245. [2022-11-25 23:54:15,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 209 states have (on average 1.229665071770335) internal successors, (257), 230 states have internal predecessors, (257), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 10 states have call predecessors, (25), 25 states have call successors, (25) [2022-11-25 23:54:15,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 307 transitions. [2022-11-25 23:54:15,692 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 307 transitions. Word has length 39 [2022-11-25 23:54:15,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:54:15,693 INFO L495 AbstractCegarLoop]: Abstraction has 245 states and 307 transitions. [2022-11-25 23:54:15,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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) [2022-11-25 23:54:15,693 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 307 transitions. [2022-11-25 23:54:15,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-25 23:54:15,695 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:54:15,695 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:54:15,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 23:54:15,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:54:15,905 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-25 23:54:15,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:54:15,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1100217069, now seen corresponding path program 1 times [2022-11-25 23:54:15,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:54:15,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072720302] [2022-11-25 23:54:15,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:15,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:54:15,961 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 23:54:15,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1872053358] [2022-11-25 23:54:15,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:15,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:54:15,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:54:15,963 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:54:15,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 23:54:35,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:54:35,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 23:54:35,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:54:35,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:54:35,608 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:54:35,608 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:54:35,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072720302] [2022-11-25 23:54:35,609 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 23:54:35,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872053358] [2022-11-25 23:54:35,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872053358] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:54:35,609 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:54:35,609 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:54:35,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100401495] [2022-11-25 23:54:35,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:54:35,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:54:35,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:54:35,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:54:35,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:54:35,612 INFO L87 Difference]: Start difference. First operand 245 states and 307 transitions. Second operand has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-25 23:54:36,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:54:36,881 INFO L93 Difference]: Finished difference Result 473 states and 601 transitions. [2022-11-25 23:54:36,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:54:36,886 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 52 [2022-11-25 23:54:36,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:54:36,907 INFO L225 Difference]: With dead ends: 473 [2022-11-25 23:54:36,907 INFO L226 Difference]: Without dead ends: 249 [2022-11-25 23:54:36,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:54:36,909 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 1 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:54:36,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 545 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-25 23:54:36,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2022-11-25 23:54:36,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2022-11-25 23:54:36,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 211 states have (on average 1.2369668246445498) internal successors, (261), 234 states have internal predecessors, (261), 25 states have call successors, (25), 5 states have call predecessors, (25), 6 states have return successors, (27), 10 states have call predecessors, (27), 25 states have call successors, (27) [2022-11-25 23:54:36,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 313 transitions. [2022-11-25 23:54:36,931 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 313 transitions. Word has length 52 [2022-11-25 23:54:36,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:54:36,932 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 313 transitions. [2022-11-25 23:54:36,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-25 23:54:36,932 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 313 transitions. [2022-11-25 23:54:36,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-25 23:54:36,934 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:54:36,934 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] [2022-11-25 23:54:36,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-25 23:54:37,150 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-25 23:54:37,151 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-25 23:54:37,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:54:37,151 INFO L85 PathProgramCache]: Analyzing trace with hash 94867541, now seen corresponding path program 1 times [2022-11-25 23:54:37,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:54:37,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487027926] [2022-11-25 23:54:37,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:37,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:54:37,215 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 23:54:37,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [373589015] [2022-11-25 23:54:37,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:54:37,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:54:37,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:54:37,217 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:54:37,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27720970-5a39-4775-b844-984bc927a3ac/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-25 23:55:05,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:55:05,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-25 23:55:05,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:55:05,555 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-25 23:55:05,555 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:55:05,717 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-25 23:55:05,717 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:55:05,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487027926] [2022-11-25 23:55:05,718 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 23:55:05,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [373589015] [2022-11-25 23:55:05,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [373589015] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:55:05,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [726060503] [2022-11-25 23:55:05,747 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2022-11-25 23:55:05,747 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 23:55:05,751 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 23:55:05,758 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 23:55:05,759 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 23:55:05,839 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 23:55:05,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 23:55:05,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:05,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-25 23:55:05,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:05,886 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-25 23:55:05,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-25 23:55:05,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:05,900 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-25 23:55:05,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 23:55:05,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:05,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:05,984 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-25 23:55:05,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-25 23:55:06,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-25 23:55:06,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2022-11-25 23:55:06,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 23:55:06,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-25 23:55:06,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2022-11-25 23:55:06,113 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-25 23:55:06,613 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-25 23:55:06,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-25 23:55:06,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896995 treesize of output 5376286 [2022-11-25 23:55:06,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,760 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 [2022-11-25 23:55:06,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-25 23:55:06,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,908 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-25 23:55:06,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:06,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-25 23:55:07,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-25 23:55:07,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-25 23:55:07,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-25 23:55:07,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-25 23:55:07,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,308 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-11-25 23:55:07,308 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 [2022-11-25 23:55:07,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,412 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-25 23:55:07,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2022-11-25 23:55:07,624 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-25 23:55:07,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-25 23:55:07,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-25 23:55:07,666 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 [2022-11-25 23:55:07,675 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 [2022-11-25 23:55:07,684 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 [2022-11-25 23:55:07,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-25 23:55:07,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-25 23:55:07,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-25 23:55:07,812 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-25 23:55:07,831 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 [2022-11-25 23:55:07,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:07,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 30 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-25 23:55:08,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:55:08,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-25 23:55:08,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-25 23:55:08,145 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 [2022-11-25 23:55:09,503 INFO L217 Elim1Store]: Index analysis took 1012 ms [2022-11-25 23:55:16,517 WARN L233 SmtUtils]: Spent 7.01s on a formula simplification. DAG size of input: 85 DAG size of output: 22 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 23:55:16,518 INFO L321 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2022-11-25 23:55:16,519 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 9519772 treesize of output 9519776 [2022-11-25 23:55:19,936 INFO L217 Elim1Store]: Index analysis took 3196 ms [2022-11-25 23:55:24,105 INFO L321 Elim1Store]: treesize reduction 206, result has 11.2 percent of original size [2022-11-25 23:55:24,106 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 9519780 [2022-11-25 23:55:36,090 WARN L233 SmtUtils]: Spent 11.91s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 23:55:36,090 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-25 23:55:36,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1476 [2022-11-25 23:55:36,307 INFO L217 Elim1Store]: Index analysis took 139 ms [2022-11-25 23:56:01,455 WARN L233 SmtUtils]: Spent 25.14s on a formula simplification. DAG size of input: 90 DAG size of output: 45 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 23:56:01,456 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-25 23:56:01,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2005 treesize of output 1819 [2022-11-25 23:56:02,348 INFO L217 Elim1Store]: Index analysis took 627 ms [2022-11-25 23:56:30,153 WARN L233 SmtUtils]: Spent 27.32s on a formula simplification. DAG size of input: 249 DAG size of output: 147 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 23:56:30,155 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-25 23:56:30,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 2097 [2022-11-25 23:56:31,368 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:56:31,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 69 [2022-11-25 23:56:31,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:56:31,570 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:56:31,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 55 [2022-11-25 23:56:32,671 INFO L217 Elim1Store]: Index analysis took 660 ms [2022-11-25 23:56:33,622 INFO L321 Elim1Store]: treesize reduction 36, result has 33.3 percent of original size [2022-11-25 23:56:33,622 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 108 [2022-11-25 23:56:33,790 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 23:56:33,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 15 [2022-11-25 23:56:34,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:56:34,011 INFO L217 Elim1Store]: Index analysis took 103 ms [2022-11-25 23:56:34,031 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 23:56:34,031 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 30 [2022-11-25 23:56:34,149 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:56:34,205 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:56:34,347 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:56:34,348 INFO L217 Elim1Store]: Index analysis took 142 ms [2022-11-25 23:56:34,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 212 [2022-11-25 23:56:34,709 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:56:34,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:56:34,794 INFO L217 Elim1Store]: Index analysis took 294 ms [2022-11-25 23:56:34,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 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 35 treesize of output 50 [2022-11-25 23:56:34,954 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:56:34,956 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 42 treesize of output 30 [2022-11-25 23:56:35,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:56:35,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-25 23:56:35,193 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 23:56:36,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:56:36,861 INFO L217 Elim1Store]: Index analysis took 103 ms [2022-11-25 23:56:36,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2022-11-25 23:56:36,937 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 23:59:02,237 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 23:59:02,264 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 23:59:03,335 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 23:59:03,403 WARN L207 Elim1Store]: Array PQE input equivalent to false