./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 15:39:40,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:39:40,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:39:40,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:39:40,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:39:40,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:39:40,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:39:40,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:39:40,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:39:40,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:39:40,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:39:40,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:39:40,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:39:40,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:39:40,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:39:40,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:39:40,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:39:40,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:39:40,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:39:40,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:39:40,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:39:40,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:39:40,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:39:40,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:39:40,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:39:40,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:39:40,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:39:40,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:39:40,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:39:40,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:39:40,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:39:40,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:39:40,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:39:40,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:39:40,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:39:40,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:39:40,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:39:40,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:39:40,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:39:40,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:39:40,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:39:40,800 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-23 15:39:40,822 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:39:40,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:39:40,823 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:39:40,823 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:39:40,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:39:40,824 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:39:40,824 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:39:40,825 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:39:40,825 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:39:40,825 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:39:40,825 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:39:40,826 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:39:40,826 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:39:40,826 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:39:40,826 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:39:40,827 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:39:40,827 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:39:40,827 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:39:40,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:39:40,828 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 15:39:40,829 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:39:40,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:39:40,829 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 15:39:40,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:39:40,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:39:40,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:39:40,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:39:40,830 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 15:39:40,831 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 15:39:40,831 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:39:40,831 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:39:40,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:39:40,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:39:40,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:39:40,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:39:40,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:39:40,832 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:39:40,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:39:40,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:39:40,833 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:39:40,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:39:40,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:39:40,834 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:39:40,834 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_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 [2022-11-23 15:39:41,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:39:41,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:39:41,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:39:41,113 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:39:41,113 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:39:41,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2022-11-23 15:39:44,230 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:39:44,585 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:39:44,586 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2022-11-23 15:39:44,601 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/data/c56f503ae/25546f636e974159a94e3153ed90e2ea/FLAG6a8ec402f [2022-11-23 15:39:44,615 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/data/c56f503ae/25546f636e974159a94e3153ed90e2ea [2022-11-23 15:39:44,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:39:44,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:39:44,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:39:44,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:39:44,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:39:44,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:44" (1/1) ... [2022-11-23 15:39:44,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69062a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:44, skipping insertion in model container [2022-11-23 15:39:44,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:44" (1/1) ... [2022-11-23 15:39:44,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:39:44,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:39:45,081 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_24815080-fc34-4ca9-bbe6-2099c2245a0c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i[33021,33034] [2022-11-23 15:39:45,219 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_24815080-fc34-4ca9-bbe6-2099c2245a0c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i[45234,45247] [2022-11-23 15:39:45,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:39:45,252 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:39:45,300 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_24815080-fc34-4ca9-bbe6-2099c2245a0c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i[33021,33034] [2022-11-23 15:39:45,388 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_24815080-fc34-4ca9-bbe6-2099c2245a0c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i[45234,45247] [2022-11-23 15:39:45,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:39:45,462 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:39:45,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45 WrapperNode [2022-11-23 15:39:45,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:39:45,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:39:45,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:39:45,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:39:45,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45" (1/1) ... [2022-11-23 15:39:45,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45" (1/1) ... [2022-11-23 15:39:45,576 INFO L138 Inliner]: procedures = 177, calls = 348, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1153 [2022-11-23 15:39:45,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:39:45,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:39:45,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:39:45,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:39:45,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45" (1/1) ... [2022-11-23 15:39:45,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45" (1/1) ... [2022-11-23 15:39:45,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45" (1/1) ... [2022-11-23 15:39:45,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45" (1/1) ... [2022-11-23 15:39:45,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45" (1/1) ... [2022-11-23 15:39:45,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45" (1/1) ... [2022-11-23 15:39:45,733 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45" (1/1) ... [2022-11-23 15:39:45,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45" (1/1) ... [2022-11-23 15:39:45,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:39:45,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:39:45,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:39:45,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:39:45,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45" (1/1) ... [2022-11-23 15:39:45,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:39:45,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:39:45,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:39:45,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:39:45,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 15:39:45,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-23 15:39:45,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-23 15:39:45,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 15:39:45,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 15:39:45,853 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 15:39:45,853 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2022-11-23 15:39:45,854 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2022-11-23 15:39:45,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 15:39:45,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:39:45,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 15:39:45,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 15:39:45,855 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-23 15:39:45,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 15:39:45,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 15:39:45,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:39:45,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:39:45,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:39:46,230 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:39:46,232 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:39:47,929 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:39:48,453 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:39:48,453 INFO L300 CfgBuilder]: Removed 71 assume(true) statements. [2022-11-23 15:39:48,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:48 BoogieIcfgContainer [2022-11-23 15:39:48,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:39:48,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:39:48,459 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:39:48,462 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:39:48,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:39:44" (1/3) ... [2022-11-23 15:39:48,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9719f26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:39:48, skipping insertion in model container [2022-11-23 15:39:48,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:45" (2/3) ... [2022-11-23 15:39:48,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9719f26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:39:48, skipping insertion in model container [2022-11-23 15:39:48,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:48" (3/3) ... [2022-11-23 15:39:48,466 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test8-2.i [2022-11-23 15:39:48,486 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:39:48,486 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-23 15:39:48,539 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:39:48,546 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;@10288f1c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:39:48,546 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-23 15:39:48,551 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) [2022-11-23 15:39:48,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-23 15:39:48,558 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:39:48,558 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-23 15:39:48,559 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)] === [2022-11-23 15:39:48,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:39:48,564 INFO L85 PathProgramCache]: Analyzing trace with hash 32197593, now seen corresponding path program 1 times [2022-11-23 15:39:48,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:39:48,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440428826] [2022-11-23 15:39:48,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:48,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:39:48,687 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:39:48,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1763312812] [2022-11-23 15:39:48,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:48,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:39:48,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:39:48,693 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:39:48,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 15:39:48,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:39:48,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-23 15:39:48,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:39:49,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:39:49,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 15:39:49,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:39:49,057 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 [2022-11-23 15:39:49,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:39:49,067 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:39:49,067 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:39:49,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440428826] [2022-11-23 15:39:49,068 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:39:49,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763312812] [2022-11-23 15:39:49,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1763312812] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:39:49,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:39:49,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:39:49,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362140165] [2022-11-23 15:39:49,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:39:49,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:39:49,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:39:49,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:39:49,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:39:49,117 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) [2022-11-23 15:39:51,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:39:51,410 INFO L93 Difference]: Finished difference Result 399 states and 692 transitions. [2022-11-23 15:39:51,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:39:51,421 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-11-23 15:39:51,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:39:51,432 INFO L225 Difference]: With dead ends: 399 [2022-11-23 15:39:51,432 INFO L226 Difference]: Without dead ends: 208 [2022-11-23 15:39:51,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:39:51,445 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 60 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s 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, 2.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:39:51,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 526 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-23 15:39:51,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2022-11-23 15:39:51,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 160. [2022-11-23 15:39:51,514 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) [2022-11-23 15:39:51,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 209 transitions. [2022-11-23 15:39:51,518 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 209 transitions. Word has length 4 [2022-11-23 15:39:51,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:39:51,519 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 209 transitions. [2022-11-23 15:39:51,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:39:51,519 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 209 transitions. [2022-11-23 15:39:51,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-23 15:39:51,522 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:39:51,522 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] [2022-11-23 15:39:51,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 15:39:51,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:39:51,729 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)] === [2022-11-23 15:39:51,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:39:51,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1415566518, now seen corresponding path program 1 times [2022-11-23 15:39:51,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:39:51,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517916141] [2022-11-23 15:39:51,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:51,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:39:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:39:52,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:39:52,315 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:39:52,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517916141] [2022-11-23 15:39:52,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517916141] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:39:52,316 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:39:52,316 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:39:52,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536493136] [2022-11-23 15:39:52,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:39:52,317 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:39:52,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:39:52,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:39:52,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:39:52,319 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) [2022-11-23 15:39:53,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:39:53,479 INFO L93 Difference]: Finished difference Result 297 states and 393 transitions. [2022-11-23 15:39:53,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:39:53,480 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 [2022-11-23 15:39:53,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:39:53,482 INFO L225 Difference]: With dead ends: 297 [2022-11-23 15:39:53,482 INFO L226 Difference]: Without dead ends: 204 [2022-11-23 15:39:53,483 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:39:53,484 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, 1.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:39:53,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 516 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-23 15:39:53,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2022-11-23 15:39:53,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 160. [2022-11-23 15:39:53,511 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) [2022-11-23 15:39:53,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 208 transitions. [2022-11-23 15:39:53,519 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 208 transitions. Word has length 26 [2022-11-23 15:39:53,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:39:53,519 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 208 transitions. [2022-11-23 15:39:53,520 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) [2022-11-23 15:39:53,520 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 208 transitions. [2022-11-23 15:39:53,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-23 15:39:53,521 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:39:53,521 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] [2022-11-23 15:39:53,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 15:39:53,523 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)] === [2022-11-23 15:39:53,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:39:53,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1725832852, now seen corresponding path program 1 times [2022-11-23 15:39:53,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:39:53,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880254804] [2022-11-23 15:39:53,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:53,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:39:53,688 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:39:53,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [952152404] [2022-11-23 15:39:53,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:53,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:39:53,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:39:53,698 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:39:53,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 15:39:54,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:39:54,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 15:39:54,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:39:54,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:39:54,526 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:39:54,527 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:39:54,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880254804] [2022-11-23 15:39:54,527 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:39:54,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [952152404] [2022-11-23 15:39:54,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [952152404] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:39:54,528 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:39:54,528 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:39:54,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123680392] [2022-11-23 15:39:54,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:39:54,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:39:54,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:39:54,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:39:54,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:39:54,530 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) [2022-11-23 15:39:55,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:39:55,490 INFO L93 Difference]: Finished difference Result 160 states and 208 transitions. [2022-11-23 15:39:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:39:55,494 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 [2022-11-23 15:39:55,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:39:55,495 INFO L225 Difference]: With dead ends: 160 [2022-11-23 15:39:55,496 INFO L226 Difference]: Without dead ends: 159 [2022-11-23 15:39:55,496 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 [2022-11-23 15:39:55,497 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 192 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 15:39:55,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 288 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 15:39:55,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-23 15:39:55,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2022-11-23 15:39:55,510 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) [2022-11-23 15:39:55,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 207 transitions. [2022-11-23 15:39:55,512 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 207 transitions. Word has length 30 [2022-11-23 15:39:55,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:39:55,512 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 207 transitions. [2022-11-23 15:39:55,513 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) [2022-11-23 15:39:55,513 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 207 transitions. [2022-11-23 15:39:55,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-23 15:39:55,514 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:39:55,514 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] [2022-11-23 15:39:55,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-23 15:39:55,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:39:55,723 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)] === [2022-11-23 15:39:55,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:39:55,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1961210902, now seen corresponding path program 1 times [2022-11-23 15:39:55,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:39:55,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251231718] [2022-11-23 15:39:55,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:55,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:39:55,860 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:39:55,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1600322100] [2022-11-23 15:39:55,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:55,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:39:55,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:39:55,862 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:39:55,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 15:39:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:39:56,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 1591 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 15:39:56,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:39:56,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:39:56,771 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:39:56,771 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:39:56,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251231718] [2022-11-23 15:39:56,772 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:39:56,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1600322100] [2022-11-23 15:39:56,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1600322100] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:39:56,772 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:39:56,773 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:39:56,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221194022] [2022-11-23 15:39:56,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:39:56,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:39:56,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:39:56,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:39:56,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:39:56,774 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) [2022-11-23 15:39:58,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:39:58,460 INFO L93 Difference]: Finished difference Result 245 states and 332 transitions. [2022-11-23 15:39:58,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 15:39:58,465 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 [2022-11-23 15:39:58,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:39:58,471 INFO L225 Difference]: With dead ends: 245 [2022-11-23 15:39:58,471 INFO L226 Difference]: Without dead ends: 244 [2022-11-23 15:39:58,472 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 [2022-11-23 15:39:58,473 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 69 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s 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, 1.7s IncrementalHoareTripleChecker+Time [2022-11-23 15:39:58,473 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 543 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-23 15:39:58,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2022-11-23 15:39:58,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 213. [2022-11-23 15:39:58,500 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) [2022-11-23 15:39:58,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 270 transitions. [2022-11-23 15:39:58,502 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 270 transitions. Word has length 31 [2022-11-23 15:39:58,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:39:58,508 INFO L495 AbstractCegarLoop]: Abstraction has 213 states and 270 transitions. [2022-11-23 15:39:58,509 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) [2022-11-23 15:39:58,509 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 270 transitions. [2022-11-23 15:39:58,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-23 15:39:58,510 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:39:58,511 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] [2022-11-23 15:39:58,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-23 15:39:58,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:39:58,726 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)] === [2022-11-23 15:39:58,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:39:58,726 INFO L85 PathProgramCache]: Analyzing trace with hash 176654397, now seen corresponding path program 1 times [2022-11-23 15:39:58,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:39:58,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734911711] [2022-11-23 15:39:58,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:58,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:39:58,858 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:39:58,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [334350304] [2022-11-23 15:39:58,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:58,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:39:58,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:39:58,866 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:39:58,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 15:39:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:39:59,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 1610 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 15:39:59,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:39:59,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:39:59,872 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:39:59,872 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:39:59,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734911711] [2022-11-23 15:39:59,873 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:39:59,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [334350304] [2022-11-23 15:39:59,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [334350304] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:39:59,873 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:39:59,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:39:59,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898043656] [2022-11-23 15:39:59,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:39:59,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:39:59,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:39:59,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:39:59,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:39:59,876 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) [2022-11-23 15:40:01,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:40:01,007 INFO L93 Difference]: Finished difference Result 434 states and 549 transitions. [2022-11-23 15:40:01,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:40:01,008 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 [2022-11-23 15:40:01,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:40:01,010 INFO L225 Difference]: With dead ends: 434 [2022-11-23 15:40:01,010 INFO L226 Difference]: Without dead ends: 248 [2022-11-23 15:40:01,011 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 [2022-11-23 15:40:01,012 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, 1.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:40:01,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 355 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-23 15:40:01,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2022-11-23 15:40:01,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 245. [2022-11-23 15:40:01,030 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) [2022-11-23 15:40:01,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 307 transitions. [2022-11-23 15:40:01,032 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 307 transitions. Word has length 39 [2022-11-23 15:40:01,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:40:01,032 INFO L495 AbstractCegarLoop]: Abstraction has 245 states and 307 transitions. [2022-11-23 15:40:01,033 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) [2022-11-23 15:40:01,033 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 307 transitions. [2022-11-23 15:40:01,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-23 15:40:01,034 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:40:01,035 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] [2022-11-23 15:40:01,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-23 15:40:01,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:40:01,245 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)] === [2022-11-23 15:40:01,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:40:01,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1100217069, now seen corresponding path program 1 times [2022-11-23 15:40:01,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:40:01,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115044742] [2022-11-23 15:40:01,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:40:01,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:40:01,334 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:40:01,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1213429881] [2022-11-23 15:40:01,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:40:01,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:40:01,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:40:01,337 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:40:01,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-23 15:40:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:40:19,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 15:40:19,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:40:19,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:40:19,441 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:40:19,441 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:40:19,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115044742] [2022-11-23 15:40:19,441 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:40:19,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1213429881] [2022-11-23 15:40:19,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1213429881] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:40:19,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:40:19,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:40:19,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888910512] [2022-11-23 15:40:19,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:40:19,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:40:19,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:40:19,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:40:19,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:40:19,444 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) [2022-11-23 15:40:20,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:40:20,625 INFO L93 Difference]: Finished difference Result 473 states and 601 transitions. [2022-11-23 15:40:20,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:40:20,629 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 [2022-11-23 15:40:20,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:40:20,630 INFO L225 Difference]: With dead ends: 473 [2022-11-23 15:40:20,630 INFO L226 Difference]: Without dead ends: 249 [2022-11-23 15:40:20,631 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 [2022-11-23 15:40:20,632 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 1 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-11-23 15:40:20,633 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] [2022-11-23 15:40:20,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2022-11-23 15:40:20,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2022-11-23 15:40:20,649 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) [2022-11-23 15:40:20,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 313 transitions. [2022-11-23 15:40:20,652 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 313 transitions. Word has length 52 [2022-11-23 15:40:20,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:40:20,652 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 313 transitions. [2022-11-23 15:40:20,653 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) [2022-11-23 15:40:20,653 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 313 transitions. [2022-11-23 15:40:20,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-23 15:40:20,654 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:40:20,655 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] [2022-11-23 15:40:20,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-23 15:40:20,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:40:20,876 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)] === [2022-11-23 15:40:20,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:40:20,877 INFO L85 PathProgramCache]: Analyzing trace with hash 94867541, now seen corresponding path program 1 times [2022-11-23 15:40:20,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:40:20,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105766973] [2022-11-23 15:40:20,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:40:20,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:40:20,934 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 15:40:20,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2092630740] [2022-11-23 15:40:20,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:40:20,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:40:20,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:40:20,936 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:40:20,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24815080-fc34-4ca9-bbe6-2099c2245a0c/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-23 15:40:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:40:46,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-23 15:40:46,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:40:46,954 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 15:40:46,955 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 15:40:47,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 15:40:47,084 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:40:47,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105766973] [2022-11-23 15:40:47,085 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 15:40:47,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2092630740] [2022-11-23 15:40:47,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2092630740] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 15:40:47,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [954289215] [2022-11-23 15:40:47,109 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2022-11-23 15:40:47,109 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 15:40:47,113 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 15:40:47,118 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 15:40:47,118 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 15:40:47,205 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 15:40:47,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 15:40:47,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,224 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 [2022-11-23 15:40:47,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,256 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 15:40:47,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-23 15:40:47,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-23 15:40:47,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 15:40:47,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,342 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 15:40:47,342 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-23 15:40:47,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-23 15:40:47,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,376 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 [2022-11-23 15:40:47,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 15:40:47,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-23 15:40:47,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 64 [2022-11-23 15:40:47,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-23 15:40:47,920 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 15:40:47,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 15:40:47,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:47,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896995 treesize of output 5376286 [2022-11-23 15:40:48,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,075 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 [2022-11-23 15:40:48,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-23 15:40:48,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-23 15:40:48,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,274 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-23 15:40:48,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-23 15:40:48,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 15:40:48,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-23 15:40:48,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 15:40:48,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,545 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-11-23 15:40:48,546 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 [2022-11-23 15:40:48,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:48,630 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-23 15:40:48,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2022-11-23 15:40:48,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-23 15:40:48,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 15:40:48,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 15:40:48,857 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 [2022-11-23 15:40:48,864 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 [2022-11-23 15:40:48,872 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 [2022-11-23 15:40:48,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 15:40:48,895 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-23 15:40:48,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 15:40:48,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-23 15:40:48,977 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 [2022-11-23 15:40:49,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,024 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 [2022-11-23 15:40:49,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:40:49,248 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-23 15:40:49,268 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-23 15:40:49,283 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 [2022-11-23 15:40:50,172 INFO L217 Elim1Store]: Index analysis took 648 ms [2022-11-23 15:40:56,245 WARN L233 SmtUtils]: Spent 6.07s 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) [2022-11-23 15:40:56,246 INFO L321 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2022-11-23 15:40:56,247 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 [2022-11-23 15:40:59,286 INFO L217 Elim1Store]: Index analysis took 2833 ms [2022-11-23 15:41:02,824 INFO L321 Elim1Store]: treesize reduction 206, result has 11.2 percent of original size [2022-11-23 15:41:02,825 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 [2022-11-23 15:41:12,823 WARN L233 SmtUtils]: Spent 9.93s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:41:12,823 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-23 15:41:12,823 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1476 [2022-11-23 15:41:13,010 INFO L217 Elim1Store]: Index analysis took 119 ms [2022-11-23 15:41:33,793 WARN L233 SmtUtils]: Spent 20.78s on a formula simplification. DAG size of input: 90 DAG size of output: 45 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:41:33,794 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-23 15:41:33,794 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 [2022-11-23 15:41:34,533 INFO L217 Elim1Store]: Index analysis took 500 ms [2022-11-23 15:41:57,785 WARN L233 SmtUtils]: Spent 22.81s on a formula simplification. DAG size of input: 249 DAG size of output: 147 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 15:41:57,786 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-23 15:41:57,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 2097 [2022-11-23 15:41:58,924 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:41:58,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 69 [2022-11-23 15:41:59,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:41:59,044 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:41:59,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 55 [2022-11-23 15:41:59,952 INFO L217 Elim1Store]: Index analysis took 561 ms [2022-11-23 15:42:00,771 INFO L321 Elim1Store]: treesize reduction 36, result has 33.3 percent of original size [2022-11-23 15:42:00,772 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 [2022-11-23 15:42:00,886 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-23 15:42:00,887 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 [2022-11-23 15:42:01,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:42:01,083 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-23 15:42:01,084 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 [2022-11-23 15:42:01,172 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:42:01,209 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:42:01,297 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:42:01,299 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 [2022-11-23 15:42:01,601 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:42:01,673 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:42:01,673 INFO L217 Elim1Store]: Index analysis took 246 ms [2022-11-23 15:42:01,674 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 [2022-11-23 15:42:01,848 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 15:42:01,850 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 [2022-11-23 15:42:02,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:42:02,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-23 15:42:02,070 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:42:03,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:42:03,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2022-11-23 15:42:03,751 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:44:19,237 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:44:19,264 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:44:20,356 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:44:20,418 WARN L207 Elim1Store]: Array PQE input equivalent to false