./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e04fb08f 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_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0 --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 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 --- 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-e04fb08 [2022-11-16 15:54:43,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 15:54:43,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 15:54:43,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 15:54:43,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 15:54:43,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 15:54:43,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 15:54:43,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 15:54:43,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 15:54:43,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 15:54:43,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 15:54:43,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 15:54:43,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 15:54:43,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 15:54:43,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 15:54:43,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 15:54:43,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 15:54:43,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 15:54:43,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 15:54:43,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 15:54:43,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 15:54:43,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 15:54:43,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 15:54:43,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 15:54:43,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 15:54:43,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 15:54:43,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 15:54:43,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 15:54:43,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 15:54:43,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 15:54:43,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 15:54:43,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 15:54:43,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 15:54:43,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 15:54:43,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 15:54:43,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 15:54:43,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 15:54:43,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 15:54:43,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 15:54:43,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 15:54:43,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 15:54:43,790 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-16 15:54:43,811 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 15:54:43,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 15:54:43,812 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 15:54:43,812 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 15:54:43,813 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 15:54:43,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 15:54:43,813 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 15:54:43,814 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 15:54:43,814 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 15:54:43,814 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 15:54:43,814 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 15:54:43,814 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 15:54:43,815 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 15:54:43,815 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 15:54:43,815 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 15:54:43,815 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 15:54:43,816 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 15:54:43,816 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 15:54:43,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 15:54:43,817 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 15:54:43,817 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 15:54:43,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 15:54:43,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 15:54:43,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 15:54:43,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 15:54:43,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 15:54:43,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 15:54:43,818 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-16 15:54:43,819 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 15:54:43,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 15:54:43,819 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 15:54:43,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 15:54:43,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 15:54:43,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 15:54:43,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 15:54:43,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 15:54:43,821 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 15:54:43,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 15:54:43,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 15:54:43,821 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 15:54:43,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 15:54:43,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 15:54:43,822 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 15:54:43,822 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_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 [2022-11-16 15:54:44,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 15:54:44,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 15:54:44,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 15:54:44,170 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 15:54:44,171 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 15:54:44,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2022-11-16 15:54:44,252 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/data/a0c513df8/20a32f675a024487abde1e427ec6f95e/FLAGf57f98654 [2022-11-16 15:54:44,877 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 15:54:44,878 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2022-11-16 15:54:44,895 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/data/a0c513df8/20a32f675a024487abde1e427ec6f95e/FLAGf57f98654 [2022-11-16 15:54:45,125 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/data/a0c513df8/20a32f675a024487abde1e427ec6f95e [2022-11-16 15:54:45,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 15:54:45,130 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 15:54:45,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 15:54:45,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 15:54:45,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 15:54:45,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 03:54:45" (1/1) ... [2022-11-16 15:54:45,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32432e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:45, skipping insertion in model container [2022-11-16 15:54:45,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 03:54:45" (1/1) ... [2022-11-16 15:54:45,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 15:54:45,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 15:54:45,741 WARN L229 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_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[33021,33034] [2022-11-16 15:54:45,876 WARN L229 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_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44124,44137] [2022-11-16 15:54:45,877 WARN L229 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_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44245,44258] [2022-11-16 15:54:45,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 15:54:45,911 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 15:54:45,949 WARN L229 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_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[33021,33034] [2022-11-16 15:54:46,043 WARN L229 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_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44124,44137] [2022-11-16 15:54:46,044 WARN L229 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_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44245,44258] [2022-11-16 15:54:46,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 15:54:46,090 INFO L208 MainTranslator]: Completed translation [2022-11-16 15:54:46,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46 WrapperNode [2022-11-16 15:54:46,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 15:54:46,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 15:54:46,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 15:54:46,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 15:54:46,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46" (1/1) ... [2022-11-16 15:54:46,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46" (1/1) ... [2022-11-16 15:54:46,216 INFO L138 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1153 [2022-11-16 15:54:46,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 15:54:46,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 15:54:46,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 15:54:46,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 15:54:46,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46" (1/1) ... [2022-11-16 15:54:46,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46" (1/1) ... [2022-11-16 15:54:46,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46" (1/1) ... [2022-11-16 15:54:46,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46" (1/1) ... [2022-11-16 15:54:46,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46" (1/1) ... [2022-11-16 15:54:46,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46" (1/1) ... [2022-11-16 15:54:46,332 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46" (1/1) ... [2022-11-16 15:54:46,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46" (1/1) ... [2022-11-16 15:54:46,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 15:54:46,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 15:54:46,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 15:54:46,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 15:54:46,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46" (1/1) ... [2022-11-16 15:54:46,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 15:54:46,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 15:54:46,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 15:54:46,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 15:54:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 15:54:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 15:54:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 15:54:46,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 15:54:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 15:54:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 15:54:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 15:54:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 15:54:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-16 15:54:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 15:54:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 15:54:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 15:54:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 15:54:46,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 15:54:46,698 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 15:54:46,700 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 15:54:48,397 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 15:54:48,904 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 15:54:48,905 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-11-16 15:54:48,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 03:54:48 BoogieIcfgContainer [2022-11-16 15:54:48,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 15:54:48,912 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 15:54:48,912 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 15:54:48,915 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 15:54:48,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 03:54:45" (1/3) ... [2022-11-16 15:54:48,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@257a3960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 03:54:48, skipping insertion in model container [2022-11-16 15:54:48,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:54:46" (2/3) ... [2022-11-16 15:54:48,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@257a3960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 03:54:48, skipping insertion in model container [2022-11-16 15:54:48,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 03:54:48" (3/3) ... [2022-11-16 15:54:48,920 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_BER_test7-2.i [2022-11-16 15:54:48,939 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 15:54:48,939 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-16 15:54:48,990 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 15:54:48,997 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;@69fa7a97, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 15:54:48,997 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-16 15:54:49,001 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-16 15:54:49,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 15:54:49,008 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 15:54:49,008 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-16 15:54:49,009 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-16 15:54:49,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 15:54:49,014 INFO L85 PathProgramCache]: Analyzing trace with hash 28166472, now seen corresponding path program 1 times [2022-11-16 15:54:49,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 15:54:49,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558887009] [2022-11-16 15:54:49,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:54:49,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 15:54:49,169 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 15:54:49,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2695344] [2022-11-16 15:54:49,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:54:49,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 15:54:49,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 15:54:49,175 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 15:54:49,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 15:54:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 15:54:49,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-16 15:54:49,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:54:49,489 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 [2022-11-16 15:54:49,498 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 [2022-11-16 15:54:49,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:54:49,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-11-16 15:54:49,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:54:49,583 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 15:54:49,583 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 15:54:49,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558887009] [2022-11-16 15:54:49,584 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 15:54:49,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2695344] [2022-11-16 15:54:49,585 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2695344] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 15:54:49,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 15:54:49,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 15:54:49,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392331823] [2022-11-16 15:54:49,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 15:54:49,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 15:54:49,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 15:54:49,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 15:54:49,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 15:54:49,641 INFO L87 Difference]: Start difference. First operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:54:51,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 15:54:53,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 15:54:53,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 15:54:53,475 INFO L93 Difference]: Finished difference Result 316 states and 552 transitions. [2022-11-16 15:54:53,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 15:54:53,485 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 [2022-11-16 15:54:53,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 15:54:53,493 INFO L225 Difference]: With dead ends: 316 [2022-11-16 15:54:53,493 INFO L226 Difference]: Without dead ends: 165 [2022-11-16 15:54:53,496 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 [2022-11-16 15:54:53,499 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 61 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-11-16 15:54:53,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 319 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-11-16 15:54:53,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-16 15:54:53,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 117. [2022-11-16 15:54:53,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 112 states have internal predecessors, (130), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-16 15:54:53,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2022-11-16 15:54:53,575 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 4 [2022-11-16 15:54:53,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 15:54:53,576 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2022-11-16 15:54:53,576 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) [2022-11-16 15:54:53,576 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2022-11-16 15:54:53,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 15:54:53,579 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 15:54:53,579 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 15:54:53,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 15:54:53,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-16 15:54:53,786 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-16 15:54:53,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 15:54:53,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1476887490, now seen corresponding path program 1 times [2022-11-16 15:54:53,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 15:54:53,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382484564] [2022-11-16 15:54:53,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:54:53,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 15:54:53,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 15:54:54,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:54:54,345 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 15:54:54,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382484564] [2022-11-16 15:54:54,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382484564] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 15:54:54,346 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 15:54:54,346 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 15:54:54,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616623481] [2022-11-16 15:54:54,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 15:54:54,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 15:54:54,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 15:54:54,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 15:54:54,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 15:54:54,350 INFO L87 Difference]: Start difference. First operand 117 states and 136 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:54:55,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 15:54:55,997 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2022-11-16 15:54:56,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 15:54:56,001 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2022-11-16 15:54:56,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 15:54:56,002 INFO L225 Difference]: With dead ends: 211 [2022-11-16 15:54:56,002 INFO L226 Difference]: Without dead ends: 159 [2022-11-16 15:54:56,002 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 [2022-11-16 15:54:56,003 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 50 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-16 15:54:56,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 296 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-16 15:54:56,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-16 15:54:56,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 117. [2022-11-16 15:54:56,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.205607476635514) internal successors, (129), 112 states have internal predecessors, (129), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-16 15:54:56,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2022-11-16 15:54:56,014 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 25 [2022-11-16 15:54:56,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 15:54:56,015 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2022-11-16 15:54:56,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:54:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2022-11-16 15:54:56,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-16 15:54:56,016 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 15:54:56,016 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 15:54:56,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 15:54:56,017 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-16 15:54:56,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 15:54:56,017 INFO L85 PathProgramCache]: Analyzing trace with hash 421230472, now seen corresponding path program 1 times [2022-11-16 15:54:56,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 15:54:56,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678339563] [2022-11-16 15:54:56,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:54:56,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 15:54:56,179 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 15:54:56,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1041313206] [2022-11-16 15:54:56,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:54:56,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 15:54:56,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 15:54:56,181 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 15:54:56,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 15:54:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 15:54:56,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 15:54:56,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:54:57,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:54:57,004 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 15:54:57,004 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 15:54:57,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678339563] [2022-11-16 15:54:57,004 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 15:54:57,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041313206] [2022-11-16 15:54:57,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1041313206] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 15:54:57,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 15:54:57,006 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 15:54:57,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686260413] [2022-11-16 15:54:57,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 15:54:57,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 15:54:57,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 15:54:57,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 15:54:57,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 15:54:57,011 INFO L87 Difference]: Start difference. First operand 117 states and 135 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:54:57,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 15:54:57,765 INFO L93 Difference]: Finished difference Result 277 states and 319 transitions. [2022-11-16 15:54:57,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 15:54:57,768 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2022-11-16 15:54:57,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 15:54:57,769 INFO L225 Difference]: With dead ends: 277 [2022-11-16 15:54:57,769 INFO L226 Difference]: Without dead ends: 165 [2022-11-16 15:54:57,770 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 15:54:57,772 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 46 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 15:54:57,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 216 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-16 15:54:57,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-16 15:54:57,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2022-11-16 15:54:57,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 152 states have (on average 1.1842105263157894) internal successors, (180), 157 states have internal predecessors, (180), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-16 15:54:57,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 186 transitions. [2022-11-16 15:54:57,791 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 186 transitions. Word has length 28 [2022-11-16 15:54:57,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 15:54:57,792 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 186 transitions. [2022-11-16 15:54:57,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 15:54:57,792 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 186 transitions. [2022-11-16 15:54:57,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-16 15:54:57,793 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 15:54:57,793 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 15:54:57,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 15:54:57,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 15:54:58,000 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-16 15:54:58,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 15:54:58,001 INFO L85 PathProgramCache]: Analyzing trace with hash -722486566, now seen corresponding path program 1 times [2022-11-16 15:54:58,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 15:54:58,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26393890] [2022-11-16 15:54:58,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:54:58,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 15:54:58,096 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 15:54:58,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [892727047] [2022-11-16 15:54:58,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:54:58,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 15:54:58,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 15:54:58,099 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 15:54:58,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-16 15:55:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 15:55:38,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 15:55:38,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:55:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 15:55:38,636 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 15:55:38,637 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 15:55:38,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26393890] [2022-11-16 15:55:38,637 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 15:55:38,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [892727047] [2022-11-16 15:55:38,638 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [892727047] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 15:55:38,638 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 15:55:38,638 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 15:55:38,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127937783] [2022-11-16 15:55:38,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 15:55:38,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 15:55:38,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 15:55:38,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 15:55:38,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 15:55:38,641 INFO L87 Difference]: Start difference. First operand 162 states and 186 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-16 15:55:40,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 15:55:40,070 INFO L93 Difference]: Finished difference Result 308 states and 358 transitions. [2022-11-16 15:55:40,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 15:55:40,074 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2022-11-16 15:55:40,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 15:55:40,077 INFO L225 Difference]: With dead ends: 308 [2022-11-16 15:55:40,077 INFO L226 Difference]: Without dead ends: 164 [2022-11-16 15:55:40,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 15:55:40,079 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 1 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-16 15:55:40,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 338 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-16 15:55:40,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-11-16 15:55:40,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2022-11-16 15:55:40,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 153 states have (on average 1.1895424836601307) internal successors, (182), 159 states have internal predecessors, (182), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-16 15:55:40,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 189 transitions. [2022-11-16 15:55:40,095 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 189 transitions. Word has length 41 [2022-11-16 15:55:40,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 15:55:40,096 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 189 transitions. [2022-11-16 15:55:40,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-16 15:55:40,096 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 189 transitions. [2022-11-16 15:55:40,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-16 15:55:40,097 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 15:55:40,098 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 15:55:40,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-16 15:55:40,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 15:55:40,316 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-16 15:55:40,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 15:55:40,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1306539504, now seen corresponding path program 1 times [2022-11-16 15:55:40,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 15:55:40,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130724683] [2022-11-16 15:55:40,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:55:40,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 15:55:40,416 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 15:55:40,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1519602844] [2022-11-16 15:55:40,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 15:55:40,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 15:55:40,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 15:55:40,418 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 15:55:40,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed72c90d-3076-4db6-9fe7-bff3ccb4a665/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-16 15:56:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 15:56:16,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-16 15:56:16,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 15:56:16,055 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 15:56:16,056 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 15:56:16,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-16 15:56:16,180 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 15:56:16,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130724683] [2022-11-16 15:56:16,180 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 15:56:16,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1519602844] [2022-11-16 15:56:16,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1519602844] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 15:56:16,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1108949309] [2022-11-16 15:56:16,204 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2022-11-16 15:56:16,205 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 15:56:16,209 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 15:56:16,215 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 15:56:16,216 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 15:56:16,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:16,329 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-16 15:56:16,330 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 [2022-11-16 15:56:16,342 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-16 15:56:16,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:16,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-16 15:56:16,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:16,369 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 [2022-11-16 15:56:16,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-16 15:56:16,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:16,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:16,429 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-16 15:56:16,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2022-11-16 15:56:16,441 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 [2022-11-16 15:56:16,448 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 [2022-11-16 15:56:16,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:16,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:16,492 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-16 15:56:16,493 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 [2022-11-16 15:56:16,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:16,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:16,511 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 [2022-11-16 15:56:16,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:16,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:16,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:16,558 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 [2022-11-16 15:56:16,573 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 [2022-11-16 15:56:16,582 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 [2022-11-16 15:56:17,119 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 [2022-11-16 15:56:17,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,191 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 [2022-11-16 15:56:17,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9896993 treesize of output 5376298 [2022-11-16 15:56:17,311 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 [2022-11-16 15:56:17,386 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 [2022-11-16 15:56:17,399 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 [2022-11-16 15:56:17,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,486 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 [2022-11-16 15:56:17,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,555 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 [2022-11-16 15:56:17,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,674 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 [2022-11-16 15:56:17,723 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 [2022-11-16 15:56:17,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,797 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-11-16 15:56:17,798 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 [2022-11-16 15:56:17,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:17,892 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-16 15:56:17,892 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 [2022-11-16 15:56:17,932 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 [2022-11-16 15:56:18,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-16 15:56:18,172 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 [2022-11-16 15:56:18,178 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 [2022-11-16 15:56:18,236 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-16 15:56:18,236 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2022-11-16 15:56:18,273 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-16 15:56:18,273 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 52 [2022-11-16 15:56:18,314 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-16 15:56:18,314 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 46 [2022-11-16 15:56:18,359 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 [2022-11-16 15:56:18,365 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 [2022-11-16 15:56:18,374 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 [2022-11-16 15:56:18,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-16 15:56:18,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,498 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 [2022-11-16 15:56:18,527 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 [2022-11-16 15:56:18,783 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-16 15:56:18,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:56:18,831 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 [2022-11-16 15:56:18,865 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 [2022-11-16 15:56:20,415 INFO L217 Elim1Store]: Index analysis took 1138 ms [2022-11-16 15:56:30,980 WARN L233 SmtUtils]: Spent 10.56s 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) [2022-11-16 15:56:30,981 INFO L321 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2022-11-16 15:56:30,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 9519766 treesize of output 9519770 [2022-11-16 15:56:33,712 INFO L217 Elim1Store]: Index analysis took 2553 ms [2022-11-16 15:56:37,303 INFO L321 Elim1Store]: treesize reduction 206, result has 11.2 percent of original size [2022-11-16 15:56:37,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 9519771 treesize of output 9519774 [2022-11-16 15:56:46,272 WARN L233 SmtUtils]: Spent 8.91s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-16 15:56:46,272 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-16 15:56:46,273 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 1481 [2022-11-16 15:56:46,465 INFO L217 Elim1Store]: Index analysis took 111 ms [2022-11-16 15:57:07,301 WARN L233 SmtUtils]: Spent 20.83s 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) [2022-11-16 15:57:07,301 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-16 15:57:07,302 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 1834 [2022-11-16 15:57:08,121 INFO L217 Elim1Store]: Index analysis took 621 ms [2022-11-16 15:57:25,422 WARN L233 SmtUtils]: Spent 16.82s 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) [2022-11-16 15:57:25,423 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-16 15:57:25,424 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 [2022-11-16 15:57:28,754 INFO L217 Elim1Store]: Index analysis took 1450 ms [2022-11-16 15:57:29,058 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-16 15:57:29,058 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 73 [2022-11-16 15:57:29,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-16 15:57:32,910 INFO L217 Elim1Store]: Index analysis took 1484 ms [2022-11-16 15:57:33,841 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 15:57:33,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 70 treesize of output 94 [2022-11-16 15:57:35,141 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 15:57:35,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 13 [2022-11-16 15:57:40,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:57:40,211 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 [2022-11-16 15:57:42,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:57:42,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-16 15:57:45,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:57:45,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:57:45,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:57:45,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-16 15:57:46,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:57:46,268 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 [2022-11-16 15:57:46,358 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 15:57:46,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2022-11-16 15:57:46,382 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 15:57:46,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:57:46,466 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2022-11-16 15:57:46,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:57:46,539 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 15:57:46,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-16 15:57:46,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:57:46,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2022-11-16 15:57:46,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 15:57:46,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13