./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b 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_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS --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 f6bf6d70eb07e52125f91259e05d2dabd63dc1b16a64b1f25a229511f6ff83f8 --- 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-8393723 [2022-11-19 07:00:34,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:00:34,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:00:34,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:00:34,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:00:34,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:00:34,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:00:34,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:00:34,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:00:34,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:00:34,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:00:34,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:00:34,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:00:34,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:00:34,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:00:34,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:00:34,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:00:34,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:00:34,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:00:34,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:00:34,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:00:34,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:00:34,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:00:34,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:00:34,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:00:34,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:00:34,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:00:34,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:00:34,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:00:34,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:00:34,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:00:34,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:00:34,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:00:34,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:00:34,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:00:34,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:00:34,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:00:34,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:00:34,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:00:34,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:00:34,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:00:34,617 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-19 07:00:34,655 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:00:34,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:00:34,656 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:00:34,656 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:00:34,657 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:00:34,657 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:00:34,657 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:00:34,657 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:00:34,658 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:00:34,658 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:00:34,664 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:00:34,664 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:00:34,664 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:00:34,665 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:00:34,665 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:00:34,665 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:00:34,665 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:00:34,665 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:00:34,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:00:34,666 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:00:34,667 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:00:34,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:00:34,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:00:34,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:00:34,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:00:34,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:00:34,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:00:34,669 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 07:00:34,670 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:00:34,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:00:34,670 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:00:34,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:00:34,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:00:34,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:00:34,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:00:34,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:00:34,671 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:00:34,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:00:34,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:00:34,672 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:00:34,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:00:34,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:00:34,672 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:00:34,673 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_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6bf6d70eb07e52125f91259e05d2dabd63dc1b16a64b1f25a229511f6ff83f8 [2022-11-19 07:00:35,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:00:35,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:00:35,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:00:35,028 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:00:35,029 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:00:35,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i [2022-11-19 07:00:35,109 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/data/87d5fdb20/79b5bebf79c94b978b029ddced4d17ef/FLAGb7a66fca0 [2022-11-19 07:00:35,790 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:00:35,791 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i [2022-11-19 07:00:35,807 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/data/87d5fdb20/79b5bebf79c94b978b029ddced4d17ef/FLAGb7a66fca0 [2022-11-19 07:00:35,996 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/data/87d5fdb20/79b5bebf79c94b978b029ddced4d17ef [2022-11-19 07:00:35,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:00:36,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:00:36,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:00:36,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:00:36,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:00:36,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:00:35" (1/1) ... [2022-11-19 07:00:36,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a32b1af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:36, skipping insertion in model container [2022-11-19 07:00:36,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:00:35" (1/1) ... [2022-11-19 07:00:36,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:00:36,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:00:36,633 WARN L234 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_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i[33021,33034] [2022-11-19 07:00:36,800 WARN L234 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_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i[44590,44603] [2022-11-19 07:00:36,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:00:36,838 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:00:36,876 WARN L234 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_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i[33021,33034] [2022-11-19 07:00:36,966 WARN L234 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_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i[44590,44603] [2022-11-19 07:00:36,974 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:00:37,016 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:00:37,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37 WrapperNode [2022-11-19 07:00:37,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:00:37,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:00:37,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:00:37,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:00:37,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37" (1/1) ... [2022-11-19 07:00:37,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37" (1/1) ... [2022-11-19 07:00:37,139 INFO L138 Inliner]: procedures = 177, calls = 285, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1030 [2022-11-19 07:00:37,139 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:00:37,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:00:37,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:00:37,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:00:37,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37" (1/1) ... [2022-11-19 07:00:37,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37" (1/1) ... [2022-11-19 07:00:37,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37" (1/1) ... [2022-11-19 07:00:37,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37" (1/1) ... [2022-11-19 07:00:37,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37" (1/1) ... [2022-11-19 07:00:37,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37" (1/1) ... [2022-11-19 07:00:37,209 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37" (1/1) ... [2022-11-19 07:00:37,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37" (1/1) ... [2022-11-19 07:00:37,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:00:37,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:00:37,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:00:37,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:00:37,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37" (1/1) ... [2022-11-19 07:00:37,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:00:37,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:00:37,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:00:37,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:00:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:00:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-19 07:00:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-19 07:00:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:00:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 07:00:37,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 07:00:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:00:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:00:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:00:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:00:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-19 07:00:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:00:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:00:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:00:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:00:37,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:00:37,593 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:00:37,613 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:00:39,344 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:00:39,786 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:00:39,787 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-11-19 07:00:39,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:00:39 BoogieIcfgContainer [2022-11-19 07:00:39,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:00:39,794 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:00:39,794 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:00:39,798 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:00:39,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:00:35" (1/3) ... [2022-11-19 07:00:39,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a36a91b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:00:39, skipping insertion in model container [2022-11-19 07:00:39,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:00:37" (2/3) ... [2022-11-19 07:00:39,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a36a91b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:00:39, skipping insertion in model container [2022-11-19 07:00:39,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:00:39" (3/3) ... [2022-11-19 07:00:39,801 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test3-1.i [2022-11-19 07:00:39,820 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:00:39,820 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-19 07:00:39,882 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:00:39,889 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;@115dc199, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:00:39,889 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-19 07:00:39,894 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 114 states have (on average 1.8157894736842106) internal successors, (207), 127 states have internal predecessors, (207), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-19 07:00:39,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-19 07:00:39,900 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:00:39,900 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-19 07:00:39,901 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-19 07:00:39,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:00:39,906 INFO L85 PathProgramCache]: Analyzing trace with hash 26079428, now seen corresponding path program 1 times [2022-11-19 07:00:39,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:00:39,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770415774] [2022-11-19 07:00:39,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:00:39,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:00:40,043 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:00:40,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1608196892] [2022-11-19 07:00:40,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:00:40,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:00:40,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:00:40,050 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:00:40,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:00:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:00:40,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-19 07:00:40,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:00:40,350 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 [2022-11-19 07:00:40,359 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 11 treesize of output 7 [2022-11-19 07:00:40,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:00:40,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-19 07:00:40,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:00:40,425 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:00:40,425 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:00:40,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770415774] [2022-11-19 07:00:40,426 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:00:40,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1608196892] [2022-11-19 07:00:40,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1608196892] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:00:40,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:00:40,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:00:40,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020113192] [2022-11-19 07:00:40,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:00:40,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:00:40,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:00:40,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:00:40,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:00:40,472 INFO L87 Difference]: Start difference. First operand has 133 states, 114 states have (on average 1.8157894736842106) internal successors, (207), 127 states have internal predecessors, (207), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) 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) [2022-11-19 07:00:42,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:00:42,212 INFO L93 Difference]: Finished difference Result 334 states and 573 transitions. [2022-11-19 07:00:42,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:00:42,218 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 [2022-11-19 07:00:42,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:00:42,228 INFO L225 Difference]: With dead ends: 334 [2022-11-19 07:00:42,228 INFO L226 Difference]: Without dead ends: 201 [2022-11-19 07:00:42,255 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 [2022-11-19 07:00:42,261 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 74 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:00:42,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 369 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-19 07:00:42,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-11-19 07:00:42,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 136. [2022-11-19 07:00:42,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 118 states have (on average 1.2627118644067796) internal successors, (149), 130 states have internal predecessors, (149), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-19 07:00:42,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 165 transitions. [2022-11-19 07:00:42,344 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 165 transitions. Word has length 4 [2022-11-19 07:00:42,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:00:42,345 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 165 transitions. [2022-11-19 07:00:42,345 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) [2022-11-19 07:00:42,346 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 165 transitions. [2022-11-19 07:00:42,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-19 07:00:42,346 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:00:42,346 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:00:42,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-19 07:00:42,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-19 07:00:42,553 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-19 07:00:42,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:00:42,554 INFO L85 PathProgramCache]: Analyzing trace with hash 114804868, now seen corresponding path program 1 times [2022-11-19 07:00:42,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:00:42,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838683056] [2022-11-19 07:00:42,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:00:42,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:00:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:00:42,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:00:42,773 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:00:42,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838683056] [2022-11-19 07:00:42,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838683056] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:00:42,774 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:00:42,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:00:42,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678354824] [2022-11-19 07:00:42,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:00:42,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:00:42,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:00:42,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:00:42,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:00:42,777 INFO L87 Difference]: Start difference. First operand 136 states and 165 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-11-19 07:00:44,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:00:44,115 INFO L93 Difference]: Finished difference Result 266 states and 333 transitions. [2022-11-19 07:00:44,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:00:44,118 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2022-11-19 07:00:44,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:00:44,120 INFO L225 Difference]: With dead ends: 266 [2022-11-19 07:00:44,120 INFO L226 Difference]: Without dead ends: 195 [2022-11-19 07:00:44,121 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 [2022-11-19 07:00:44,122 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 68 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:00:44,123 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 379 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-19 07:00:44,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2022-11-19 07:00:44,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 136. [2022-11-19 07:00:44,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 118 states have (on average 1.2542372881355932) internal successors, (148), 130 states have internal predecessors, (148), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-19 07:00:44,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 164 transitions. [2022-11-19 07:00:44,137 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 164 transitions. Word has length 9 [2022-11-19 07:00:44,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:00:44,137 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 164 transitions. [2022-11-19 07:00:44,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-11-19 07:00:44,138 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 164 transitions. [2022-11-19 07:00:44,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-19 07:00:44,139 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:00:44,139 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] [2022-11-19 07:00:44,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:00:44,139 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-19 07:00:44,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:00:44,140 INFO L85 PathProgramCache]: Analyzing trace with hash 462512991, now seen corresponding path program 1 times [2022-11-19 07:00:44,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:00:44,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143763233] [2022-11-19 07:00:44,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:00:44,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:00:44,287 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:00:44,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [889235321] [2022-11-19 07:00:44,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:00:44,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:00:44,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:00:44,289 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:00:44,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 07:00:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:00:45,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 1578 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-19 07:00:45,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:00:45,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:00:45,226 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:00:45,226 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:00:45,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143763233] [2022-11-19 07:00:45,227 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:00:45,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889235321] [2022-11-19 07:00:45,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [889235321] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:00:45,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:00:45,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:00:45,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108474644] [2022-11-19 07:00:45,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:00:45,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:00:45,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:00:45,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:00:45,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:00:45,229 INFO L87 Difference]: Start difference. First operand 136 states and 164 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) [2022-11-19 07:00:46,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:00:46,551 INFO L93 Difference]: Finished difference Result 332 states and 405 transitions. [2022-11-19 07:00:46,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:00:46,556 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 [2022-11-19 07:00:46,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:00:46,559 INFO L225 Difference]: With dead ends: 332 [2022-11-19 07:00:46,559 INFO L226 Difference]: Without dead ends: 201 [2022-11-19 07:00:46,560 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 [2022-11-19 07:00:46,561 INFO L413 NwaCegarLoop]: 178 mSDtfsCounter, 64 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:00:46,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 300 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-19 07:00:46,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-11-19 07:00:46,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 181. [2022-11-19 07:00:46,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 163 states have (on average 1.2269938650306749) internal successors, (200), 175 states have internal predecessors, (200), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-19 07:00:46,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 216 transitions. [2022-11-19 07:00:46,577 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 216 transitions. Word has length 28 [2022-11-19 07:00:46,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:00:46,578 INFO L495 AbstractCegarLoop]: Abstraction has 181 states and 216 transitions. [2022-11-19 07:00:46,578 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) [2022-11-19 07:00:46,580 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 216 transitions. [2022-11-19 07:00:46,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-19 07:00:46,581 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:00:46,582 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] [2022-11-19 07:00:46,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-19 07:00:46,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:00:46,791 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-19 07:00:46,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:00:46,791 INFO L85 PathProgramCache]: Analyzing trace with hash -552686343, now seen corresponding path program 1 times [2022-11-19 07:00:46,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:00:46,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140281903] [2022-11-19 07:00:46,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:00:46,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:00:46,853 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:00:46,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1863944232] [2022-11-19 07:00:46,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:00:46,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:00:46,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:00:46,855 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:00:46,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-19 07:01:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:01:04,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-19 07:01:04,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:01:04,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:01:04,733 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:01:04,734 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:01:04,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140281903] [2022-11-19 07:01:04,734 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:01:04,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1863944232] [2022-11-19 07:01:04,735 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1863944232] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:01:04,735 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:01:04,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:01:04,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597269682] [2022-11-19 07:01:04,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:01:04,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:01:04,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:01:04,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:01:04,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:01:04,737 INFO L87 Difference]: Start difference. First operand 181 states and 216 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) [2022-11-19 07:01:07,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 07:01:07,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:01:07,618 INFO L93 Difference]: Finished difference Result 346 states and 418 transitions. [2022-11-19 07:01:07,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:01:07,625 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 [2022-11-19 07:01:07,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:01:07,626 INFO L225 Difference]: With dead ends: 346 [2022-11-19 07:01:07,626 INFO L226 Difference]: Without dead ends: 183 [2022-11-19 07:01:07,627 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 [2022-11-19 07:01:07,628 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 1 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:01:07,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 419 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-19 07:01:07,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2022-11-19 07:01:07,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2022-11-19 07:01:07,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 164 states have (on average 1.2317073170731707) internal successors, (202), 177 states have internal predecessors, (202), 8 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (9), 4 states have call predecessors, (9), 8 states have call successors, (9) [2022-11-19 07:01:07,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 219 transitions. [2022-11-19 07:01:07,642 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 219 transitions. Word has length 41 [2022-11-19 07:01:07,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:01:07,643 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 219 transitions. [2022-11-19 07:01:07,643 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) [2022-11-19 07:01:07,643 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 219 transitions. [2022-11-19 07:01:07,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-19 07:01:07,644 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:01:07,644 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] [2022-11-19 07:01:07,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-19 07:01:07,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:01:07,858 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-19 07:01:07,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:01:07,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1460329117, now seen corresponding path program 1 times [2022-11-19 07:01:07,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:01:07,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954122673] [2022-11-19 07:01:07,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:01:07,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:01:07,919 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:01:07,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1558903550] [2022-11-19 07:01:07,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:01:07,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:01:07,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:01:07,921 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:01:07,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f40a8fc9-1df2-40d7-9173-8c4b7e9c790e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 07:01:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:01:25,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-19 07:01:25,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:01:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-19 07:01:25,839 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:01:25,955 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-19 07:01:25,955 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:01:25,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954122673] [2022-11-19 07:01:25,955 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:01:25,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1558903550] [2022-11-19 07:01:25,956 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1558903550] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:01:25,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1676893561] [2022-11-19 07:01:25,977 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2022-11-19 07:01:25,978 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:01:25,986 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:01:25,992 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:01:25,993 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:01:26,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-19 07:01:26,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,091 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-19 07:01:26,092 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 [2022-11-19 07:01:26,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,104 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 [2022-11-19 07:01:26,113 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 [2022-11-19 07:01:26,121 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 [2022-11-19 07:01:26,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,236 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-19 07:01:26,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2022-11-19 07:01:26,255 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 [2022-11-19 07:01:26,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,284 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-19 07:01:26,284 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 [2022-11-19 07:01:26,302 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 [2022-11-19 07:01:26,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,353 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-19 07:01:26,353 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 [2022-11-19 07:01:26,404 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 [2022-11-19 07:01:26,412 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 [2022-11-19 07:01:26,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,428 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 [2022-11-19 07:01:26,927 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 [2022-11-19 07:01:26,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:26,991 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 [2022-11-19 07:01:27,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,048 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 [2022-11-19 07:01:27,096 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 [2022-11-19 07:01:27,153 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 [2022-11-19 07:01:27,165 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 [2022-11-19 07:01:27,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,250 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 [2022-11-19 07:01:27,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,340 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 [2022-11-19 07:01:27,429 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 [2022-11-19 07:01:27,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,514 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-19 07:01:27,514 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 [2022-11-19 07:01:27,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2022-11-19 07:01:27,566 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 [2022-11-19 07:01:27,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:27,619 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 [2022-11-19 07:01:27,850 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 [2022-11-19 07:01:27,856 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 [2022-11-19 07:01:27,864 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 [2022-11-19 07:01:27,924 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-19 07:01:27,925 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 53 treesize of output 56 [2022-11-19 07:01:27,963 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-19 07:01:27,964 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 47 treesize of output 50 [2022-11-19 07:01:27,996 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-19 07:01:27,996 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 [2022-11-19 07:01:28,051 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 [2022-11-19 07:01:28,058 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 [2022-11-19 07:01:28,067 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 [2022-11-19 07:01:28,145 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 [2022-11-19 07:01:28,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 30 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-19 07:01:28,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-19 07:01:28,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:01:28,493 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 [2022-11-19 07:01:28,520 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 [2022-11-19 07:01:28,546 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-19 07:01:30,178 INFO L217 Elim1Store]: Index analysis took 1164 ms [2022-11-19 07:01:34,055 INFO L321 Elim1Store]: treesize reduction 190, result has 18.1 percent of original size [2022-11-19 07:01:34,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 9519777 treesize of output 9519796 [2022-11-19 07:01:37,008 INFO L217 Elim1Store]: Index analysis took 2756 ms [2022-11-19 07:01:37,863 INFO L321 Elim1Store]: treesize reduction 87, result has 5.4 percent of original size [2022-11-19 07:01:37,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 9519772 treesize of output 9519776 [2022-11-19 07:01:48,834 WARN L233 SmtUtils]: Spent 10.81s 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) [2022-11-19 07:01:48,835 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-19 07:01:48,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1481 [2022-11-19 07:01:49,337 INFO L217 Elim1Store]: Index analysis took 233 ms [2022-11-19 07:02:13,013 WARN L233 SmtUtils]: Spent 23.67s 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) [2022-11-19 07:02:13,014 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-19 07:02:13,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2453 treesize of output 2282 [2022-11-19 07:02:14,466 INFO L217 Elim1Store]: Index analysis took 860 ms [2022-11-19 07:02:47,080 WARN L233 SmtUtils]: Spent 31.96s on a formula simplification. DAG size of input: 258 DAG size of output: 156 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:02:47,081 INFO L321 Elim1Store]: treesize reduction 13218, result has 27.3 percent of original size [2022-11-19 07:02:47,082 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 3622 treesize of output 7921 [2022-11-19 07:02:48,845 INFO L217 Elim1Store]: Index analysis took 176 ms [2022-11-19 07:02:49,451 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-19 07:02:49,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 73 [2022-11-19 07:02:49,538 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 [2022-11-19 07:02:50,035 INFO L217 Elim1Store]: Index analysis took 260 ms [2022-11-19 07:02:51,141 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:02:51,142 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 [2022-11-19 07:02:52,956 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:02:56,624 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:02:56,626 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 [2022-11-19 07:02:59,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:02:59,628 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 [2022-11-19 07:02:59,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:02:59,732 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:02:59,733 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 [2022-11-19 07:02:59,756 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:02:59,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:02:59,827 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 [2022-11-19 07:02:59,858 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:02:59,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:02:59,972 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:02:59,974 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 [2022-11-19 07:02:59,997 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:03:00,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:03:00,074 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 [2022-11-19 07:03:00,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:03:00,172 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 [2022-11-19 07:03:05,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:03:05,448 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 [2022-11-19 07:03:07,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:03:07,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:03:07,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:03:07,144 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 [2022-11-19 07:03:08,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:03:08,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:03:08,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:03:08,412 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 [2022-11-19 07:03:10,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:03:10,284 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