./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d35be8b8e312d4eada0f7530ae9d43ecf1865be922a243e0781a735d175935c --- 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-2329fc7 [2022-12-14 09:28:13,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 09:28:13,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 09:28:13,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 09:28:13,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 09:28:13,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 09:28:13,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 09:28:13,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 09:28:13,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 09:28:13,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 09:28:13,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 09:28:13,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 09:28:13,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 09:28:13,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 09:28:13,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 09:28:13,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 09:28:13,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 09:28:13,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 09:28:13,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 09:28:13,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 09:28:13,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 09:28:13,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 09:28:13,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 09:28:13,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 09:28:13,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 09:28:13,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 09:28:13,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 09:28:13,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 09:28:13,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 09:28:13,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 09:28:13,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 09:28:13,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 09:28:13,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 09:28:13,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 09:28:13,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 09:28:13,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 09:28:13,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 09:28:13,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 09:28:13,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 09:28:13,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 09:28:13,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 09:28:13,257 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 09:28:13,277 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 09:28:13,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 09:28:13,278 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 09:28:13,278 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 09:28:13,279 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 09:28:13,279 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 09:28:13,279 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 09:28:13,279 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 09:28:13,279 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 09:28:13,280 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 09:28:13,280 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 09:28:13,280 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 09:28:13,280 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 09:28:13,280 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 09:28:13,280 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 09:28:13,281 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 09:28:13,281 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 09:28:13,281 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 09:28:13,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 09:28:13,282 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 09:28:13,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 09:28:13,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 09:28:13,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 09:28:13,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 09:28:13,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 09:28:13,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 09:28:13,283 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 09:28:13,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 09:28:13,283 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 09:28:13,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 09:28:13,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 09:28:13,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 09:28:13,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:28:13,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 09:28:13,284 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 09:28:13,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 09:28:13,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 09:28:13,284 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 09:28:13,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 09:28:13,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 09:28:13,284 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 09:28:13,284 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_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d35be8b8e312d4eada0f7530ae9d43ecf1865be922a243e0781a735d175935c [2022-12-14 09:28:13,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 09:28:13,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 09:28:13,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 09:28:13,473 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 09:28:13,473 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 09:28:13,474 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i [2022-12-14 09:28:15,944 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 09:28:16,187 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 09:28:16,187 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i [2022-12-14 09:28:16,201 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/data/4b01c8f63/de1f94187fe645ee8dc06db2d8c587be/FLAGb1f4e9979 [2022-12-14 09:28:16,496 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/data/4b01c8f63/de1f94187fe645ee8dc06db2d8c587be [2022-12-14 09:28:16,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 09:28:16,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 09:28:16,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 09:28:16,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 09:28:16,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 09:28:16,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:28:16" (1/1) ... [2022-12-14 09:28:16,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae8b11d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:16, skipping insertion in model container [2022-12-14 09:28:16,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:28:16" (1/1) ... [2022-12-14 09:28:16,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 09:28:16,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:28:16,899 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_40234899-a8a0-48f6-aad8-cb3728efcfbe/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i[33021,33034] [2022-12-14 09:28:16,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:28:16,980 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 09:28:16,998 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_40234899-a8a0-48f6-aad8-cb3728efcfbe/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i[33021,33034] [2022-12-14 09:28:17,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:28:17,063 INFO L208 MainTranslator]: Completed translation [2022-12-14 09:28:17,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17 WrapperNode [2022-12-14 09:28:17,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 09:28:17,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 09:28:17,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 09:28:17,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 09:28:17,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17" (1/1) ... [2022-12-14 09:28:17,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17" (1/1) ... [2022-12-14 09:28:17,132 INFO L138 Inliner]: procedures = 177, calls = 400, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1300 [2022-12-14 09:28:17,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 09:28:17,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 09:28:17,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 09:28:17,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 09:28:17,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17" (1/1) ... [2022-12-14 09:28:17,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17" (1/1) ... [2022-12-14 09:28:17,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17" (1/1) ... [2022-12-14 09:28:17,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17" (1/1) ... [2022-12-14 09:28:17,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17" (1/1) ... [2022-12-14 09:28:17,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17" (1/1) ... [2022-12-14 09:28:17,208 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17" (1/1) ... [2022-12-14 09:28:17,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17" (1/1) ... [2022-12-14 09:28:17,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 09:28:17,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 09:28:17,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 09:28:17,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 09:28:17,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17" (1/1) ... [2022-12-14 09:28:17,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:28:17,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:28:17,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 09:28:17,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 09:28:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 09:28:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 09:28:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 09:28:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 09:28:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 09:28:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 09:28:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 09:28:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 09:28:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 09:28:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 09:28:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 09:28:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 09:28:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 09:28:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 09:28:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 09:28:17,454 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 09:28:17,455 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 09:28:18,552 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 09:28:18,850 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 09:28:18,851 INFO L300 CfgBuilder]: Removed 69 assume(true) statements. [2022-12-14 09:28:18,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:28:18 BoogieIcfgContainer [2022-12-14 09:28:18,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 09:28:18,854 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 09:28:18,854 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 09:28:18,857 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 09:28:18,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 09:28:16" (1/3) ... [2022-12-14 09:28:18,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2289fd35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 09:28:18, skipping insertion in model container [2022-12-14 09:28:18,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:28:17" (2/3) ... [2022-12-14 09:28:18,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2289fd35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 09:28:18, skipping insertion in model container [2022-12-14 09:28:18,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:28:18" (3/3) ... [2022-12-14 09:28:18,859 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_BER_test4-2.i [2022-12-14 09:28:18,872 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 09:28:18,873 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 09:28:18,909 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 09:28:18,914 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;@3e824be2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 09:28:18,914 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 09:28:18,917 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 121 states have (on average 1.7933884297520661) internal successors, (217), 132 states have internal predecessors, (217), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-14 09:28:18,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 09:28:18,923 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:28:18,924 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:28:18,924 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:28:18,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:28:18,928 INFO L85 PathProgramCache]: Analyzing trace with hash 190255821, now seen corresponding path program 1 times [2022-12-14 09:28:18,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:28:18,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136649424] [2022-12-14 09:28:18,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:28:18,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:28:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:28:19,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:28:19,112 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:28:19,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136649424] [2022-12-14 09:28:19,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136649424] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:28:19,113 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 09:28:19,113 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 09:28:19,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184642322] [2022-12-14 09:28:19,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:28:19,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 09:28:19,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:28:19,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 09:28:19,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:28:19,140 INFO L87 Difference]: Start difference. First operand has 141 states, 121 states have (on average 1.7933884297520661) internal successors, (217), 132 states have internal predecessors, (217), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:28:20,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:28:20,185 INFO L93 Difference]: Finished difference Result 375 states and 678 transitions. [2022-12-14 09:28:20,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 09:28:20,191 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-12-14 09:28:20,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:28:20,198 INFO L225 Difference]: With dead ends: 375 [2022-12-14 09:28:20,198 INFO L226 Difference]: Without dead ends: 220 [2022-12-14 09:28:20,201 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:28:20,203 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 97 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-12-14 09:28:20,204 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 332 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-12-14 09:28:20,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2022-12-14 09:28:20,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 127. [2022-12-14 09:28:20,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 108 states have (on average 1.212962962962963) internal successors, (131), 118 states have internal predecessors, (131), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-14 09:28:20,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 163 transitions. [2022-12-14 09:28:20,238 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 163 transitions. Word has length 8 [2022-12-14 09:28:20,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:28:20,238 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 163 transitions. [2022-12-14 09:28:20,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:28:20,238 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 163 transitions. [2022-12-14 09:28:20,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 09:28:20,240 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:28:20,240 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:28:20,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 09:28:20,240 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:28:20,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:28:20,241 INFO L85 PathProgramCache]: Analyzing trace with hash -910103328, now seen corresponding path program 1 times [2022-12-14 09:28:20,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:28:20,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491770537] [2022-12-14 09:28:20,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:28:20,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:28:20,428 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 09:28:20,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1692941162] [2022-12-14 09:28:20,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:28:20,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:28:20,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:28:20,430 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:28:20,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 09:28:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:28:21,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 3056 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 09:28:21,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:28:21,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:28:21,362 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:28:21,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:28:21,431 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:28:21,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491770537] [2022-12-14 09:28:21,432 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 09:28:21,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1692941162] [2022-12-14 09:28:21,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1692941162] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:28:21,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1458524228] [2022-12-14 09:28:21,448 INFO L159 IcfgInterpreter]: Started Sifa with 52 locations of interest [2022-12-14 09:28:21,448 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:28:21,451 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:28:21,455 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:28:21,455 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:28:21,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:21,548 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 22 treesize of output 7 [2022-12-14 09:28:21,574 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 09:28:21,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-12-14 09:28:21,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:21,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-12-14 09:28:21,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-12-14 09:28:21,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:21,600 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:28:21,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2022-12-14 09:28:21,968 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 [2022-12-14 09:28:21,982 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 [2022-12-14 09:28:21,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:21,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:21,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:21,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-12-14 09:28:22,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-12-14 09:28:22,120 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-12-14 09:28:22,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2022-12-14 09:28:22,149 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 09:28:22,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-12-14 09:28:22,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-12-14 09:28:22,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:28:22,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2022-12-14 09:28:22,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-12-14 09:28:22,501 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 [2022-12-14 09:28:22,517 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 [2022-12-14 09:28:22,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,557 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-12-14 09:28:22,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:22,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896988 treesize of output 5376290 [2022-12-14 09:28:22,632 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:28:37,270 WARN L233 SmtUtils]: Spent 5.22s on a formula simplification. DAG size of input: 239 DAG size of output: 228 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 09:28:37,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1458524228] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:28:37,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-14 09:28:37,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2022-12-14 09:28:37,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822308473] [2022-12-14 09:28:37,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:28:37,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-14 09:28:37,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:28:37,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-14 09:28:37,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=69, Unknown=2, NotChecked=0, Total=132 [2022-12-14 09:28:37,278 INFO L87 Difference]: Start difference. First operand 127 states and 163 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:28:42,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:28:45,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:28:47,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:28:48,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:28:48,854 INFO L93 Difference]: Finished difference Result 265 states and 340 transitions. [2022-12-14 09:28:48,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 09:28:48,855 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2022-12-14 09:28:48,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:28:48,856 INFO L225 Difference]: With dead ends: 265 [2022-12-14 09:28:48,856 INFO L226 Difference]: Without dead ends: 140 [2022-12-14 09:28:48,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 17.9s TimeCoverageRelationStatistics Valid=71, Invalid=83, Unknown=2, NotChecked=0, Total=156 [2022-12-14 09:28:48,858 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 2 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2022-12-14 09:28:48,858 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 265 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 97 Invalid, 3 Unknown, 0 Unchecked, 8.3s Time] [2022-12-14 09:28:48,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2022-12-14 09:28:48,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 137. [2022-12-14 09:28:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 118 states have (on average 1.194915254237288) internal successors, (141), 128 states have internal predecessors, (141), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-14 09:28:48,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 173 transitions. [2022-12-14 09:28:48,872 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 173 transitions. Word has length 52 [2022-12-14 09:28:48,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:28:48,873 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 173 transitions. [2022-12-14 09:28:48,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:28:48,873 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 173 transitions. [2022-12-14 09:28:48,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-14 09:28:48,874 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:28:48,874 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:28:48,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 09:28:49,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:28:49,076 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:28:49,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:28:49,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1562765067, now seen corresponding path program 1 times [2022-12-14 09:28:49,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:28:49,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494835801] [2022-12-14 09:28:49,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:28:49,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:28:49,232 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 09:28:49,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1748139268] [2022-12-14 09:28:49,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:28:49,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:28:49,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:28:49,233 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:28:49,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 09:28:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:28:49,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 2193 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 09:28:49,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:28:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 09:28:50,024 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:28:50,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 09:28:50,090 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:28:50,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494835801] [2022-12-14 09:28:50,090 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 09:28:50,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1748139268] [2022-12-14 09:28:50,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1748139268] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:28:50,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [9529959] [2022-12-14 09:28:50,094 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2022-12-14 09:28:50,094 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:28:50,095 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:28:50,095 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:28:50,095 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:28:50,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,189 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 22 treesize of output 7 [2022-12-14 09:28:50,210 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-12-14 09:28:50,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2022-12-14 09:28:50,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,219 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:28:50,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,229 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 09:28:50,229 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 1 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 09:28:50,252 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 09:28:50,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-12-14 09:28:50,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-12-14 09:28:50,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,529 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-12-14 09:28:50,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-12-14 09:28:50,597 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 [2022-12-14 09:28:50,612 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 [2022-12-14 09:28:50,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 09:28:50,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 09:28:50,737 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 [2022-12-14 09:28:50,749 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 [2022-12-14 09:28:50,780 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 [2022-12-14 09:28:50,832 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-12-14 09:28:50,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 66 [2022-12-14 09:28:50,895 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 09:28:50,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 09:28:50,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:50,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 09:28:50,965 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 [2022-12-14 09:28:51,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:28:51,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,168 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 09:28:51,168 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 1 case distinctions, treesize of input 33 treesize of output 43 [2022-12-14 09:28:51,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,180 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 22 treesize of output 7 [2022-12-14 09:28:51,211 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 09:28:51,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-12-14 09:28:51,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-12-14 09:28:51,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-12-14 09:28:51,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-12-14 09:28:51,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-12-14 09:28:51,560 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 [2022-12-14 09:28:51,575 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 [2022-12-14 09:28:51,610 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 [2022-12-14 09:28:51,620 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 [2022-12-14 09:28:51,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 09:28:51,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,702 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 09:28:51,769 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 [2022-12-14 09:28:51,826 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 09:28:51,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 09:28:51,839 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 28 treesize of output 36 [2022-12-14 09:28:51,855 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 [2022-12-14 09:28:51,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:28:51,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 09:28:52,144 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 241 for LOIs [2022-12-14 09:28:52,216 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 09:28:57,981 WARN L233 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 223 DAG size of output: 212 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 09:29:05,630 WARN L233 SmtUtils]: Spent 5.58s on a formula simplification. DAG size of input: 239 DAG size of output: 228 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 09:29:16,769 WARN L233 SmtUtils]: Spent 7.04s on a formula simplification. DAG size of input: 250 DAG size of output: 240 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 09:29:29,118 WARN L233 SmtUtils]: Spent 6.23s on a formula simplification. DAG size of input: 272 DAG size of output: 254 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 09:29:41,282 WARN L233 SmtUtils]: Spent 6.02s on a formula simplification. DAG size of input: 272 DAG size of output: 254 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 09:29:41,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [9529959] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:29:41,769 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-14 09:29:41,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2022-12-14 09:29:41,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493150931] [2022-12-14 09:29:41,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:29:41,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-14 09:29:41,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:29:41,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-14 09:29:41,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=172, Unknown=9, NotChecked=0, Total=272 [2022-12-14 09:29:41,771 INFO L87 Difference]: Start difference. First operand 137 states and 173 transitions. Second operand has 13 states, 12 states have (on average 4.833333333333333) internal successors, (58), 11 states have internal predecessors, (58), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 09:29:44,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:29:46,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:29:48,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:29:50,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:29:52,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:29:54,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:29:56,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:29:58,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:30:00,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:30:02,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 09:30:07,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:30:07,685 INFO L93 Difference]: Finished difference Result 267 states and 342 transitions. [2022-12-14 09:30:07,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-14 09:30:07,686 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 4.833333333333333) internal successors, (58), 11 states have internal predecessors, (58), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 65 [2022-12-14 09:30:07,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:30:07,687 INFO L225 Difference]: With dead ends: 267 [2022-12-14 09:30:07,687 INFO L226 Difference]: Without dead ends: 142 [2022-12-14 09:30:07,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 176 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 49.6s TimeCoverageRelationStatistics Valid=91, Invalid=172, Unknown=9, NotChecked=0, Total=272 [2022-12-14 09:30:07,688 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 0 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.9s IncrementalHoareTripleChecker+Time [2022-12-14 09:30:07,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 452 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 249 Invalid, 9 Unknown, 0 Unchecked, 25.9s Time] [2022-12-14 09:30:07,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2022-12-14 09:30:07,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2022-12-14 09:30:07,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 122 states have (on average 1.1885245901639345) internal successors, (145), 132 states have internal predecessors, (145), 17 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (17), 7 states have call predecessors, (17), 17 states have call successors, (17) [2022-12-14 09:30:07,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 179 transitions. [2022-12-14 09:30:07,709 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 179 transitions. Word has length 65 [2022-12-14 09:30:07,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:30:07,709 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 179 transitions. [2022-12-14 09:30:07,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 4.833333333333333) internal successors, (58), 11 states have internal predecessors, (58), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 09:30:07,709 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 179 transitions. [2022-12-14 09:30:07,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 09:30:07,710 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:30:07,710 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:30:07,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 09:30:07,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:30:07,912 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:30:07,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:30:07,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1076213087, now seen corresponding path program 1 times [2022-12-14 09:30:07,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:30:07,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349521095] [2022-12-14 09:30:07,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:30:07,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:30:08,086 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 09:30:08,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [756521619] [2022-12-14 09:30:08,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:30:08,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:30:08,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:30:08,087 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:30:08,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40234899-a8a0-48f6-aad8-cb3728efcfbe/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 09:30:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:30:08,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 2208 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 09:30:08,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:30:08,862 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 09:30:08,862 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:30:08,919 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 09:30:08,920 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:30:08,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349521095] [2022-12-14 09:30:08,920 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 09:30:08,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756521619] [2022-12-14 09:30:08,920 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756521619] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:30:08,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1757414783] [2022-12-14 09:30:08,922 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2022-12-14 09:30:08,922 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:30:08,922 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:30:08,922 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:30:08,923 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:30:08,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:08,986 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 22 treesize of output 7 [2022-12-14 09:30:09,012 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 09:30:09,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-12-14 09:30:09,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-12-14 09:30:09,029 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-12-14 09:30:09,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,037 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:30:09,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2022-12-14 09:30:09,181 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 [2022-12-14 09:30:09,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,218 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-12-14 09:30:09,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,242 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-12-14 09:30:09,263 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 [2022-12-14 09:30:09,282 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 [2022-12-14 09:30:09,288 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 [2022-12-14 09:30:09,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 09:30:09,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,349 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 09:30:09,388 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 [2022-12-14 09:30:09,436 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 09:30:09,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 09:30:09,446 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 28 treesize of output 36 [2022-12-14 09:30:09,464 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 [2022-12-14 09:30:09,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 09:30:09,599 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 [2022-12-14 09:30:09,603 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 [2022-12-14 09:30:09,607 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 [2022-12-14 09:30:09,620 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 [2022-12-14 09:30:09,627 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 [2022-12-14 09:30:09,633 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 [2022-12-14 09:30:09,650 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 [2022-12-14 09:30:09,655 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 [2022-12-14 09:30:09,660 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 [2022-12-14 09:30:09,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 25 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075032 treesize of output 5376218 [2022-12-14 09:30:09,740 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 [2022-12-14 09:30:09,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-12-14 09:30:09,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:30:09,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 25 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075032 treesize of output 5376218 [2022-12-14 09:30:09,911 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 [2022-12-14 09:30:09,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-12-14 09:30:10,566 INFO L217 Elim1Store]: Index analysis took 472 ms [2022-12-14 09:30:12,636 INFO L321 Elim1Store]: treesize reduction 96, result has 17.9 percent of original size [2022-12-14 09:30:12,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 10752670 treesize of output 10752673 [2022-12-14 09:30:13,177 INFO L217 Elim1Store]: Index analysis took 448 ms [2022-12-14 09:30:15,348 INFO L321 Elim1Store]: treesize reduction 144, result has 12.7 percent of original size [2022-12-14 09:30:15,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 10752675 treesize of output 10752677 [2022-12-14 09:30:22,775 WARN L233 SmtUtils]: Spent 7.39s 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) [2022-12-14 09:30:22,775 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-12-14 09:30:22,776 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 [2022-12-14 09:30:37,336 WARN L233 SmtUtils]: Spent 14.42s 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) [2022-12-14 09:30:37,336 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-12-14 09:30:37,337 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 1824 [2022-12-14 09:30:37,940 INFO L217 Elim1Store]: Index analysis took 475 ms [2022-12-14 09:30:53,253 WARN L233 SmtUtils]: Spent 14.88s 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) [2022-12-14 09:30:53,254 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-12-14 09:30:53,254 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 [2022-12-14 09:30:54,755 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-12-14 09:30:54,756 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 [2022-12-14 09:30:54,820 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 [2022-12-14 09:30:55,251 INFO L217 Elim1Store]: Index analysis took 357 ms [2022-12-14 09:30:56,057 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 09:30:56,058 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 [2022-12-14 09:31:00,560 INFO L217 Elim1Store]: Index analysis took 459 ms