./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23c0dee81707c82be8d9645ea65556f17c2a25b7864c310b805b07f657c0bc23 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:41:30,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:41:30,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:41:30,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:41:30,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:41:30,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:41:30,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:41:30,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:41:30,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:41:30,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:41:30,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:41:30,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:41:30,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:41:30,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:41:30,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:41:30,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:41:30,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:41:30,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:41:30,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:41:30,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:41:30,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:41:30,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:41:30,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:41:30,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:41:30,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:41:30,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:41:30,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:41:30,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:41:30,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:41:30,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:41:30,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:41:30,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:41:30,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:41:30,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:41:30,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:41:30,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:41:30,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:41:30,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:41:30,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:41:30,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:41:30,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:41:30,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-26 00:41:30,270 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:41:30,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:41:30,271 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:41:30,271 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:41:30,280 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:41:30,281 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:41:30,281 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:41:30,281 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:41:30,281 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:41:30,282 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:41:30,282 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:41:30,282 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:41:30,282 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:41:30,283 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:41:30,283 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:41:30,283 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:41:30,283 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:41:30,284 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:41:30,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:41:30,285 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:41:30,285 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:41:30,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:41:30,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:41:30,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:41:30,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:41:30,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:41:30,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:41:30,287 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:41:30,287 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:41:30,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:41:30,288 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:41:30,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:41:30,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:41:30,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:41:30,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:41:30,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:41:30,289 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:41:30,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:41:30,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:41:30,290 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:41:30,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:41:30,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:41:30,291 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:41:30,291 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_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c0dee81707c82be8d9645ea65556f17c2a25b7864c310b805b07f657c0bc23 [2022-11-26 00:41:30,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:41:30,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:41:30,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:41:30,657 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:41:30,657 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:41:30,659 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i [2022-11-26 00:41:34,236 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:41:34,604 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:41:34,604 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i [2022-11-26 00:41:34,627 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/data/2e8d8e374/f4091bfe60a744c78cb9caf0ea714638/FLAG1912d78fd [2022-11-26 00:41:34,647 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/data/2e8d8e374/f4091bfe60a744c78cb9caf0ea714638 [2022-11-26 00:41:34,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:41:34,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:41:34,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:41:34,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:41:34,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:41:34,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:41:34" (1/1) ... [2022-11-26 00:41:34,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7114cecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:34, skipping insertion in model container [2022-11-26 00:41:34,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:41:34" (1/1) ... [2022-11-26 00:41:34,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:41:34,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:41:35,250 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[33021,33034] [2022-11-26 00:41:35,432 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-26 00:41:35,451 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44124,44137] [2022-11-26 00:41:35,453 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44245,44258] [2022-11-26 00:41:35,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:41:35,489 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:41:35,534 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[33021,33034] [2022-11-26 00:41:35,627 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-26 00:41:35,636 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44124,44137] [2022-11-26 00:41:35,637 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-1.i[44245,44258] [2022-11-26 00:41:35,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:41:35,702 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:41:35,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35 WrapperNode [2022-11-26 00:41:35,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:41:35,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:41:35,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:41:35,706 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:41:35,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35" (1/1) ... [2022-11-26 00:41:35,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35" (1/1) ... [2022-11-26 00:41:35,815 INFO L138 Inliner]: procedures = 176, calls = 277, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 998 [2022-11-26 00:41:35,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:41:35,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:41:35,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:41:35,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:41:35,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35" (1/1) ... [2022-11-26 00:41:35,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35" (1/1) ... [2022-11-26 00:41:35,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35" (1/1) ... [2022-11-26 00:41:35,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35" (1/1) ... [2022-11-26 00:41:35,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35" (1/1) ... [2022-11-26 00:41:35,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35" (1/1) ... [2022-11-26 00:41:35,991 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35" (1/1) ... [2022-11-26 00:41:35,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35" (1/1) ... [2022-11-26 00:41:36,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:41:36,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:41:36,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:41:36,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:41:36,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35" (1/1) ... [2022-11-26 00:41:36,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:41:36,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:41:36,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:41:36,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:41:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:41:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:41:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-26 00:41:36,123 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-26 00:41:36,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:41:36,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:41:36,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:41:36,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:41:36,125 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-26 00:41:36,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:41:36,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:41:36,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:41:36,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:41:36,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:41:36,412 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:41:36,414 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:41:38,209 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:41:38,730 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:41:38,731 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-11-26 00:41:38,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:41:38 BoogieIcfgContainer [2022-11-26 00:41:38,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:41:38,743 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:41:38,744 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:41:38,751 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:41:38,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:41:34" (1/3) ... [2022-11-26 00:41:38,754 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16777ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:41:38, skipping insertion in model container [2022-11-26 00:41:38,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:41:35" (2/3) ... [2022-11-26 00:41:38,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16777ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:41:38, skipping insertion in model container [2022-11-26 00:41:38,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:41:38" (3/3) ... [2022-11-26 00:41:38,758 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test7-1.i [2022-11-26 00:41:38,787 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:41:38,787 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-26 00:41:38,853 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:41:38,860 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;@345202fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:41:38,860 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-26 00:41:38,865 INFO L276 IsEmpty]: Start isEmpty. Operand has 116 states, 105 states have (on average 1.819047619047619) internal successors, (191), 111 states have internal predecessors, (191), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-26 00:41:38,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-26 00:41:38,873 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:41:38,873 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-26 00:41:38,874 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-26 00:41:38,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:41:38,880 INFO L85 PathProgramCache]: Analyzing trace with hash 24408931, now seen corresponding path program 1 times [2022-11-26 00:41:38,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:41:38,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378508501] [2022-11-26 00:41:38,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:41:38,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:41:39,015 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-26 00:41:39,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [955040067] [2022-11-26 00:41:39,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:41:39,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:41:39,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:41:39,021 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:41:39,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-26 00:41:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:41:39,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-26 00:41:39,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:41:39,376 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 [2022-11-26 00:41:39,387 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 [2022-11-26 00:41:39,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:41:39,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-11-26 00:41:39,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:41:39,459 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:41:39,459 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:41:39,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378508501] [2022-11-26 00:41:39,460 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-26 00:41:39,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [955040067] [2022-11-26 00:41:39,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [955040067] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:41:39,461 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:41:39,461 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-26 00:41:39,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229526824] [2022-11-26 00:41:39,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:41:39,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:41:39,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:41:39,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:41:39,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:41:39,507 INFO L87 Difference]: Start difference. First operand has 116 states, 105 states have (on average 1.819047619047619) internal successors, (191), 111 states have internal predecessors, (191), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:41:40,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:41:40,866 INFO L93 Difference]: Finished difference Result 285 states and 496 transitions. [2022-11-26 00:41:40,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:41:40,872 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 [2022-11-26 00:41:40,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:41:40,881 INFO L225 Difference]: With dead ends: 285 [2022-11-26 00:41:40,882 INFO L226 Difference]: Without dead ends: 165 [2022-11-26 00:41:40,885 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 [2022-11-26 00:41:40,888 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 58 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-26 00:41:40,890 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 292 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-26 00:41:40,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-26 00:41:40,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 117. [2022-11-26 00:41:40,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 112 states have internal predecessors, (130), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-26 00:41:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2022-11-26 00:41:40,934 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 4 [2022-11-26 00:41:40,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:41:40,934 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2022-11-26 00:41:40,935 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) [2022-11-26 00:41:40,935 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2022-11-26 00:41:40,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-26 00:41:40,937 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:41:40,937 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:41:40,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-26 00:41:41,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-26 00:41:41,151 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-26 00:41:41,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:41:41,152 INFO L85 PathProgramCache]: Analyzing trace with hash 2001327283, now seen corresponding path program 1 times [2022-11-26 00:41:41,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:41:41,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580140427] [2022-11-26 00:41:41,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:41:41,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:41:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:41:41,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:41:41,664 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:41:41,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580140427] [2022-11-26 00:41:41,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580140427] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:41:41,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:41:41,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:41:41,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755337585] [2022-11-26 00:41:41,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:41:41,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:41:41,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:41:41,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:41:41,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:41:41,668 INFO L87 Difference]: Start difference. First operand 117 states and 136 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:41:44,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:41:44,188 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2022-11-26 00:41:44,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:41:44,192 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2022-11-26 00:41:44,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:41:44,194 INFO L225 Difference]: With dead ends: 211 [2022-11-26 00:41:44,194 INFO L226 Difference]: Without dead ends: 159 [2022-11-26 00:41:44,194 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 [2022-11-26 00:41:44,196 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 50 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:41:44,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 296 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-26 00:41:44,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-26 00:41:44,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 117. [2022-11-26 00:41:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.205607476635514) internal successors, (129), 112 states have internal predecessors, (129), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-26 00:41:44,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2022-11-26 00:41:44,207 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 25 [2022-11-26 00:41:44,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:41:44,207 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2022-11-26 00:41:44,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:41:44,208 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2022-11-26 00:41:44,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-26 00:41:44,209 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:41:44,209 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] [2022-11-26 00:41:44,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:41:44,209 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-26 00:41:44,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:41:44,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1034865974, now seen corresponding path program 1 times [2022-11-26 00:41:44,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:41:44,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238514404] [2022-11-26 00:41:44,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:41:44,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:41:44,379 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-26 00:41:44,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [245288957] [2022-11-26 00:41:44,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:41:44,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:41:44,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:41:44,381 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:41:44,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-26 00:41:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:41:45,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-26 00:41:45,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:41:45,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:41:45,207 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:41:45,207 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:41:45,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238514404] [2022-11-26 00:41:45,208 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-26 00:41:45,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245288957] [2022-11-26 00:41:45,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245288957] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:41:45,208 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:41:45,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-26 00:41:45,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976898700] [2022-11-26 00:41:45,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:41:45,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:41:45,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:41:45,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:41:45,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:41:45,213 INFO L87 Difference]: Start difference. First operand 117 states and 135 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 00:41:46,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:41:46,170 INFO L93 Difference]: Finished difference Result 277 states and 319 transitions. [2022-11-26 00:41:46,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:41:46,176 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 [2022-11-26 00:41:46,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:41:46,177 INFO L225 Difference]: With dead ends: 277 [2022-11-26 00:41:46,177 INFO L226 Difference]: Without dead ends: 165 [2022-11-26 00:41:46,178 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 [2022-11-26 00:41:46,179 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 46 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:41:46,180 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 216 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-26 00:41:46,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-26 00:41:46,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2022-11-26 00:41:46,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 152 states have (on average 1.1842105263157894) internal successors, (180), 157 states have internal predecessors, (180), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-26 00:41:46,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 186 transitions. [2022-11-26 00:41:46,198 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 186 transitions. Word has length 28 [2022-11-26 00:41:46,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:41:46,199 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 186 transitions. [2022-11-26 00:41:46,199 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) [2022-11-26 00:41:46,199 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 186 transitions. [2022-11-26 00:41:46,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-26 00:41:46,201 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:41:46,201 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] [2022-11-26 00:41:46,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-26 00:41:46,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:41:46,411 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-26 00:41:46,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:41:46,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1866068418, now seen corresponding path program 1 times [2022-11-26 00:41:46,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:41:46,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292070653] [2022-11-26 00:41:46,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:41:46,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:41:46,480 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-26 00:41:46,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1929972942] [2022-11-26 00:41:46,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:41:46,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:41:46,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:41:46,484 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:41:46,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-26 00:42:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:42:27,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-26 00:42:27,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:42:27,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:42:27,647 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:42:27,647 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:42:27,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292070653] [2022-11-26 00:42:27,651 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-26 00:42:27,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1929972942] [2022-11-26 00:42:27,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1929972942] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:42:27,652 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:42:27,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:42:27,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790583763] [2022-11-26 00:42:27,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:42:27,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:42:27,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:42:27,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:42:27,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:42:27,661 INFO L87 Difference]: Start difference. First operand 162 states and 186 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-26 00:42:28,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:42:28,882 INFO L93 Difference]: Finished difference Result 308 states and 358 transitions. [2022-11-26 00:42:28,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:42:28,887 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 [2022-11-26 00:42:28,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:42:28,889 INFO L225 Difference]: With dead ends: 308 [2022-11-26 00:42:28,890 INFO L226 Difference]: Without dead ends: 164 [2022-11-26 00:42:28,890 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 [2022-11-26 00:42:28,892 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 1 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:42:28,892 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 338 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-26 00:42:28,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-11-26 00:42:28,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2022-11-26 00:42:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 153 states have (on average 1.1895424836601307) internal successors, (182), 159 states have internal predecessors, (182), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-26 00:42:28,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 189 transitions. [2022-11-26 00:42:28,909 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 189 transitions. Word has length 41 [2022-11-26 00:42:28,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:42:28,910 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 189 transitions. [2022-11-26 00:42:28,910 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) [2022-11-26 00:42:28,910 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 189 transitions. [2022-11-26 00:42:28,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-26 00:42:28,911 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:42:28,912 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] [2022-11-26 00:42:28,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-26 00:42:29,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:42:29,136 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-26 00:42:29,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:42:29,136 INFO L85 PathProgramCache]: Analyzing trace with hash -826585736, now seen corresponding path program 1 times [2022-11-26 00:42:29,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:42:29,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521181872] [2022-11-26 00:42:29,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:42:29,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:42:29,198 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-26 00:42:29,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1163036429] [2022-11-26 00:42:29,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:42:29,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:42:29,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:42:29,200 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:42:29,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f263b8-cd0c-48f1-bf81-71f0ac278604/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-26 00:42:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:42:34,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 00:42:34,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:42:34,729 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-26 00:42:34,730 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:42:34,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-26 00:42:34,867 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:42:34,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521181872] [2022-11-26 00:42:34,867 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-26 00:42:34,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1163036429] [2022-11-26 00:42:34,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1163036429] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:42:34,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1394318473] [2022-11-26 00:42:34,892 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2022-11-26 00:42:34,893 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:42:34,897 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:42:34,904 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:42:34,905 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:42:35,004 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 [2022-11-26 00:42:35,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,034 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-26 00:42:35,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 17 treesize of output 26 [2022-11-26 00:42:35,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,073 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-26 00:42:35,074 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 [2022-11-26 00:42:35,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,092 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-26 00:42:35,110 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 [2022-11-26 00:42:35,152 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 [2022-11-26 00:42:35,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,212 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 00:42:35,213 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 [2022-11-26 00:42:35,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-26 00:42:35,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-26 00:42:35,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2022-11-26 00:42:35,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,400 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 [2022-11-26 00:42:35,419 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 [2022-11-26 00:42:35,428 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 [2022-11-26 00:42:35,896 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 [2022-11-26 00:42:35,917 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 [2022-11-26 00:42:35,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:35,997 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 [2022-11-26 00:42:36,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,055 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 [2022-11-26 00:42:36,184 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 [2022-11-26 00:42:36,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,255 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 [2022-11-26 00:42:36,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,315 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 [2022-11-26 00:42:36,355 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 [2022-11-26 00:42:36,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,445 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 [2022-11-26 00:42:36,497 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 [2022-11-26 00:42:36,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,575 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-11-26 00:42:36,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 74 [2022-11-26 00:42:36,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:36,662 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-26 00:42:36,663 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 [2022-11-26 00:42:36,700 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 [2022-11-26 00:42:36,924 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 [2022-11-26 00:42:36,930 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 [2022-11-26 00:42:36,937 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 [2022-11-26 00:42:36,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 65 [2022-11-26 00:42:36,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-11-26 00:42:36,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-11-26 00:42:37,027 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 [2022-11-26 00:42:37,034 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 [2022-11-26 00:42:37,041 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 [2022-11-26 00:42:37,109 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-26 00:42:37,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,163 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 [2022-11-26 00:42:37,199 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 [2022-11-26 00:42:37,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-26 00:42:37,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:42:37,460 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 [2022-11-26 00:42:37,490 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 [2022-11-26 00:42:38,715 INFO L217 Elim1Store]: Index analysis took 761 ms [2022-11-26 00:42:41,543 INFO L321 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2022-11-26 00:42:41,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 9519766 treesize of output 9519770 [2022-11-26 00:42:47,048 INFO L217 Elim1Store]: Index analysis took 5349 ms [2022-11-26 00:42:50,389 INFO L321 Elim1Store]: treesize reduction 206, result has 11.2 percent of original size [2022-11-26 00:42:50,390 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 9519771 treesize of output 9519774 [2022-11-26 00:43:00,687 WARN L233 SmtUtils]: Spent 10.22s 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) [2022-11-26 00:43:00,688 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-26 00:43:00,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1481 [2022-11-26 00:43:00,926 INFO L217 Elim1Store]: Index analysis took 115 ms [2022-11-26 00:43:21,323 WARN L233 SmtUtils]: Spent 20.39s 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) [2022-11-26 00:43:21,323 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-26 00:43:21,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2005 treesize of output 1829 [2022-11-26 00:43:22,241 INFO L217 Elim1Store]: Index analysis took 631 ms [2022-11-26 00:43:41,141 WARN L233 SmtUtils]: Spent 18.29s on a formula simplification. DAG size of input: 249 DAG size of output: 147 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-26 00:43:41,143 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-26 00:43:41,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 2097 [2022-11-26 00:43:42,874 INFO L217 Elim1Store]: Index analysis took 137 ms [2022-11-26 00:43:43,446 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 00:43:43,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 73 [2022-11-26 00:43:43,567 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 [2022-11-26 00:43:44,305 INFO L217 Elim1Store]: Index analysis took 524 ms [2022-11-26 00:43:45,737 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 00:43:45,737 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 [2022-11-26 00:43:51,036 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:43:51,038 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 [2022-11-26 00:43:51,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:43:51,180 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:43:51,182 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 [2022-11-26 00:43:51,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:43:51,317 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 [2022-11-26 00:43:51,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:43:51,428 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:43:51,430 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 [2022-11-26 00:43:51,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:43:51,555 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 [2022-11-26 00:43:53,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:43:53,178 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 [2022-11-26 00:43:53,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:43:53,267 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 [2022-11-26 00:44:08,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:44:08,218 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:44:08,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:44:08,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:44:08,371 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:44:08,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:44:08,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:44:08,442 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:44:08,442 INFO L217 Elim1Store]: Index analysis took 224 ms [2022-11-26 00:44:08,443 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:44:08,445 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 933 treesize of output 2068 [2022-11-26 00:44:08,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:44:08,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:44:08,543 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 178 treesize of output 132 [2022-11-26 00:44:08,901 INFO L217 Elim1Store]: Index analysis took 114 ms [2022-11-26 00:44:09,008 INFO L321 Elim1Store]: treesize reduction 2407, result has 0.0 percent of original size [2022-11-26 00:44:09,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 17 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 19 new quantified variables, introduced 35 case distinctions, treesize of input 6321 treesize of output 50615 [2022-11-26 00:44:09,200 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 43 treesize of output 5 [2022-11-26 00:44:09,299 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 135 treesize of output 127 [2022-11-26 00:44:09,560 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:44:09,643 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:44:38,680 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:44:39,184 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:44:40,265 INFO L217 Elim1Store]: Index analysis took 329 ms