./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur --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 834766c90c3d5af368509ae691087999af545dba19d7eed6a5d75f823cbb2437 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 01:03:43,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 01:03:43,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 01:03:43,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 01:03:43,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 01:03:43,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 01:03:43,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 01:03:43,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 01:03:43,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 01:03:43,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 01:03:43,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 01:03:43,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 01:03:43,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 01:03:43,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 01:03:43,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 01:03:43,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 01:03:43,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 01:03:43,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 01:03:43,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 01:03:43,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 01:03:43,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 01:03:43,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 01:03:43,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 01:03:43,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 01:03:43,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 01:03:43,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 01:03:43,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 01:03:43,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 01:03:43,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 01:03:43,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 01:03:43,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 01:03:43,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 01:03:43,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 01:03:43,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 01:03:43,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 01:03:43,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 01:03:43,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 01:03:43,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 01:03:43,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 01:03:43,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 01:03:43,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 01:03:43,420 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-26 01:03:43,459 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 01:03:43,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 01:03:43,460 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 01:03:43,460 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 01:03:43,461 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 01:03:43,461 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 01:03:43,461 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 01:03:43,462 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 01:03:43,462 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 01:03:43,462 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 01:03:43,463 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 01:03:43,463 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 01:03:43,464 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 01:03:43,464 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 01:03:43,465 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 01:03:43,465 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 01:03:43,465 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 01:03:43,465 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 01:03:43,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 01:03:43,467 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 01:03:43,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 01:03:43,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 01:03:43,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 01:03:43,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 01:03:43,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 01:03:43,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 01:03:43,468 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 01:03:43,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 01:03:43,468 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 01:03:43,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 01:03:43,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 01:03:43,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 01:03:43,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 01:03:43,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 01:03:43,470 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 01:03:43,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 01:03:43,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 01:03:43,470 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 01:03:43,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 01:03:43,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 01:03:43,471 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 01:03:43,471 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_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 834766c90c3d5af368509ae691087999af545dba19d7eed6a5d75f823cbb2437 [2022-11-26 01:03:43,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 01:03:43,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 01:03:43,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 01:03:43,745 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 01:03:43,746 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 01:03:43,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-2.i [2022-11-26 01:03:46,842 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 01:03:47,252 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 01:03:47,253 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-2.i [2022-11-26 01:03:47,273 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/data/6f5087c60/91ba17a5c19b40c59fd428b470d6efe4/FLAGe46f8013d [2022-11-26 01:03:47,294 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/data/6f5087c60/91ba17a5c19b40c59fd428b470d6efe4 [2022-11-26 01:03:47,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 01:03:47,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 01:03:47,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 01:03:47,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 01:03:47,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 01:03:47,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:03:47" (1/1) ... [2022-11-26 01:03:47,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a4c6541 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:47, skipping insertion in model container [2022-11-26 01:03:47,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:03:47" (1/1) ... [2022-11-26 01:03:47,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 01:03:47,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 01:03:47,844 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_ab47f28b-f6c8-462c-af71-569706fce424/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-2.i[33021,33034] [2022-11-26 01:03:48,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 01:03:48,014 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 01:03:48,044 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_ab47f28b-f6c8-462c-af71-569706fce424/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-2.i[33021,33034] [2022-11-26 01:03:48,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 01:03:48,167 INFO L208 MainTranslator]: Completed translation [2022-11-26 01:03:48,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48 WrapperNode [2022-11-26 01:03:48,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 01:03:48,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 01:03:48,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 01:03:48,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 01:03:48,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48" (1/1) ... [2022-11-26 01:03:48,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48" (1/1) ... [2022-11-26 01:03:48,261 INFO L138 Inliner]: procedures = 177, calls = 400, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1300 [2022-11-26 01:03:48,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 01:03:48,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 01:03:48,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 01:03:48,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 01:03:48,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48" (1/1) ... [2022-11-26 01:03:48,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48" (1/1) ... [2022-11-26 01:03:48,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48" (1/1) ... [2022-11-26 01:03:48,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48" (1/1) ... [2022-11-26 01:03:48,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48" (1/1) ... [2022-11-26 01:03:48,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48" (1/1) ... [2022-11-26 01:03:48,413 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48" (1/1) ... [2022-11-26 01:03:48,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48" (1/1) ... [2022-11-26 01:03:48,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 01:03:48,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 01:03:48,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 01:03:48,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 01:03:48,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48" (1/1) ... [2022-11-26 01:03:48,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 01:03:48,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:03:48,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 01:03:48,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 01:03:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 01:03:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-26 01:03:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-26 01:03:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 01:03:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-26 01:03:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-26 01:03:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 01:03:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 01:03:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 01:03:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 01:03:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 01:03:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 01:03:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 01:03:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 01:03:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 01:03:48,890 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 01:03:48,893 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 01:03:50,452 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 01:03:50,895 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 01:03:50,895 INFO L300 CfgBuilder]: Removed 69 assume(true) statements. [2022-11-26 01:03:50,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 01:03:50 BoogieIcfgContainer [2022-11-26 01:03:50,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 01:03:50,900 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 01:03:50,901 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 01:03:50,904 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 01:03:50,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 01:03:47" (1/3) ... [2022-11-26 01:03:50,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27617fd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 01:03:50, skipping insertion in model container [2022-11-26 01:03:50,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:03:48" (2/3) ... [2022-11-26 01:03:50,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27617fd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 01:03:50, skipping insertion in model container [2022-11-26 01:03:50,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 01:03:50" (3/3) ... [2022-11-26 01:03:50,908 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test4-2.i [2022-11-26 01:03:50,929 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 01:03:50,929 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-26 01:03:50,995 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 01:03:51,002 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;@58ce8ca5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 01:03:51,002 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-26 01:03:51,007 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) [2022-11-26 01:03:51,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-26 01:03:51,016 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:03:51,016 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:03:51,017 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 01:03:51,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:03:51,023 INFO L85 PathProgramCache]: Analyzing trace with hash 190255821, now seen corresponding path program 1 times [2022-11-26 01:03:51,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 01:03:51,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497113190] [2022-11-26 01:03:51,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:03:51,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 01:03:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:03:51,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:03:51,229 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 01:03:51,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497113190] [2022-11-26 01:03:51,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497113190] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:03:51,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 01:03:51,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-26 01:03:51,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316315331] [2022-11-26 01:03:51,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:03:51,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 01:03:51,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 01:03:51,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 01:03:51,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 01:03:51,272 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) [2022-11-26 01:03:52,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:03:52,789 INFO L93 Difference]: Finished difference Result 375 states and 678 transitions. [2022-11-26 01:03:52,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 01:03:52,795 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 [2022-11-26 01:03:52,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:03:52,805 INFO L225 Difference]: With dead ends: 375 [2022-11-26 01:03:52,805 INFO L226 Difference]: Without dead ends: 220 [2022-11-26 01:03:52,809 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 [2022-11-26 01:03:52,813 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 97 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-11-26 01:03:52,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 332 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-26 01:03:52,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2022-11-26 01:03:52,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 127. [2022-11-26 01:03:52,863 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) [2022-11-26 01:03:52,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 163 transitions. [2022-11-26 01:03:52,867 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 163 transitions. Word has length 8 [2022-11-26 01:03:52,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:03:52,868 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 163 transitions. [2022-11-26 01:03:52,868 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) [2022-11-26 01:03:52,868 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 163 transitions. [2022-11-26 01:03:52,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-26 01:03:52,871 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:03:52,872 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] [2022-11-26 01:03:52,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 01:03:52,872 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 01:03:52,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:03:52,873 INFO L85 PathProgramCache]: Analyzing trace with hash -910103328, now seen corresponding path program 1 times [2022-11-26 01:03:52,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 01:03:52,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219054664] [2022-11-26 01:03:52,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:03:52,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 01:03:53,213 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-26 01:03:53,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1062173782] [2022-11-26 01:03:53,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:03:53,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:03:53,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:03:53,223 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:03:53,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-26 01:03:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:03:54,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 3056 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 01:03:54,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:03:54,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:03:54,753 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:03:54,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:03:54,890 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 01:03:54,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219054664] [2022-11-26 01:03:54,891 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-26 01:03:54,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1062173782] [2022-11-26 01:03:54,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1062173782] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:03:54,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [759525159] [2022-11-26 01:03:54,912 INFO L159 IcfgInterpreter]: Started Sifa with 52 locations of interest [2022-11-26 01:03:54,913 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 01:03:54,916 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 01:03:54,922 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 01:03:54,922 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 01:03:55,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,120 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 [2022-11-26 01:03:55,174 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 01:03:55,175 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 [2022-11-26 01:03:55,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,195 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 [2022-11-26 01:03:55,205 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-26 01:03:55,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,219 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 01:03:55,221 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 [2022-11-26 01:03:55,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-26 01:03:55,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-26 01:03:55,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,815 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 [2022-11-26 01:03:55,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:55,867 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 [2022-11-26 01:03:55,954 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-26 01:03:55,955 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 [2022-11-26 01:03:56,002 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 01:03:56,002 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 [2022-11-26 01:03:56,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,024 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 [2022-11-26 01:03:56,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,037 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 01:03:56,039 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 [2022-11-26 01:03:56,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,064 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 [2022-11-26 01:03:56,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-26 01:03:56,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-26 01:03:56,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,530 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 [2022-11-26 01:03:56,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:03:56,580 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 [2022-11-26 01:03:56,624 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 01:04:04,797 WARN L233 SmtUtils]: Spent 5.29s 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) [2022-11-26 01:04:11,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [759525159] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:04:11,877 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-26 01:04:11,877 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2022-11-26 01:04:11,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615263406] [2022-11-26 01:04:11,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:04:11,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-26 01:04:11,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 01:04:11,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-26 01:04:11,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=69, Unknown=2, NotChecked=0, Total=132 [2022-11-26 01:04:11,881 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) [2022-11-26 01:04:14,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-26 01:04:16,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-26 01:04:18,835 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] [2022-11-26 01:04:21,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:04:21,700 INFO L93 Difference]: Finished difference Result 265 states and 340 transitions. [2022-11-26 01:04:21,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-26 01:04:21,701 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 [2022-11-26 01:04:21,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:04:21,703 INFO L225 Difference]: With dead ends: 265 [2022-11-26 01:04:21,703 INFO L226 Difference]: Without dead ends: 140 [2022-11-26 01:04:21,704 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 15.9s TimeCoverageRelationStatistics Valid=71, Invalid=83, Unknown=2, NotChecked=0, Total=156 [2022-11-26 01:04:21,705 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 2 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s 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, 9.1s IncrementalHoareTripleChecker+Time [2022-11-26 01:04:21,706 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 265 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 97 Invalid, 3 Unknown, 0 Unchecked, 9.1s Time] [2022-11-26 01:04:21,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2022-11-26 01:04:21,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 137. [2022-11-26 01:04:21,734 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) [2022-11-26 01:04:21,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 173 transitions. [2022-11-26 01:04:21,745 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 173 transitions. Word has length 52 [2022-11-26 01:04:21,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:04:21,745 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 173 transitions. [2022-11-26 01:04:21,746 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) [2022-11-26 01:04:21,746 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 173 transitions. [2022-11-26 01:04:21,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-26 01:04:21,748 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:04:21,749 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] [2022-11-26 01:04:21,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-26 01:04:21,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:04:21,968 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 01:04:21,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:04:21,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1562765067, now seen corresponding path program 1 times [2022-11-26 01:04:21,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 01:04:21,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089087201] [2022-11-26 01:04:21,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:04:21,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 01:04:22,190 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-26 01:04:22,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [230489479] [2022-11-26 01:04:22,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:04:22,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:04:22,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:04:22,194 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:04:22,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-26 01:04:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:04:23,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 2193 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 01:04:23,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:04:23,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-26 01:04:23,509 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:04:23,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-26 01:04:23,646 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 01:04:23,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089087201] [2022-11-26 01:04:23,646 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-26 01:04:23,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [230489479] [2022-11-26 01:04:23,647 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [230489479] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:04:23,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1378274064] [2022-11-26 01:04:23,651 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2022-11-26 01:04:23,651 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 01:04:23,652 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 01:04:23,652 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 01:04:23,652 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 01:04:23,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:23,800 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 [2022-11-26 01:04:23,837 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-26 01:04:23,838 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 [2022-11-26 01:04:23,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:23,854 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 01:04:23,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:23,875 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 01:04:23,875 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 [2022-11-26 01:04:23,930 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 01:04:23,931 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 [2022-11-26 01:04:23,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:23,952 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 [2022-11-26 01:04:24,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,301 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 [2022-11-26 01:04:24,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,346 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 [2022-11-26 01:04:24,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-26 01:04:24,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-26 01:04:24,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,477 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 [2022-11-26 01:04:24,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,580 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 [2022-11-26 01:04:24,613 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-26 01:04:24,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-26 01:04:24,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-26 01:04:24,752 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-11-26 01:04:24,753 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 [2022-11-26 01:04:24,836 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-26 01:04:24,837 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 [2022-11-26 01:04:24,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:24,898 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 [2022-11-26 01:04:24,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-26 01:04:25,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,225 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 01:04:25,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,242 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-26 01:04:25,243 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 [2022-11-26 01:04:25,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,258 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 [2022-11-26 01:04:25,304 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 01:04:25,304 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 [2022-11-26 01:04:25,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-26 01:04:25,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,337 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 [2022-11-26 01:04:25,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,748 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 [2022-11-26 01:04:25,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,791 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 [2022-11-26 01:04:25,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-26 01:04:25,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-26 01:04:25,895 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-26 01:04:25,907 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-26 01:04:25,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:25,973 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 [2022-11-26 01:04:26,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,028 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 [2022-11-26 01:04:26,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-26 01:04:26,179 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-26 01:04:26,180 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 [2022-11-26 01:04:26,196 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 [2022-11-26 01:04:26,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-26 01:04:26,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:04:26,268 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 [2022-11-26 01:04:26,659 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 241 for LOIs [2022-11-26 01:04:26,764 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 01:04:33,013 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) [2022-11-26 01:04:40,562 WARN L233 SmtUtils]: Spent 5.44s 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) [2022-11-26 01:04:50,303 WARN L233 SmtUtils]: Spent 5.62s 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) [2022-11-26 01:05:02,623 WARN L233 SmtUtils]: Spent 6.16s 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) [2022-11-26 01:05:15,703 WARN L233 SmtUtils]: Spent 6.87s 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) [2022-11-26 01:05:16,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1378274064] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:05:16,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-26 01:05:16,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2022-11-26 01:05:16,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219024078] [2022-11-26 01:05:16,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:05:16,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-26 01:05:16,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 01:05:16,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-26 01:05:16,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=172, Unknown=9, NotChecked=0, Total=272 [2022-11-26 01:05:16,354 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) [2022-11-26 01:05:18,738 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] [2022-11-26 01:05:20,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-26 01:05:22,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-26 01:05:24,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-26 01:05:27,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-26 01:05:29,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-26 01:05:31,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-26 01:05:33,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-26 01:05:35,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-26 01:05:41,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 01:05:43,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 01:05:45,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-26 01:05:47,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-26 01:05:47,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:05:47,255 INFO L93 Difference]: Finished difference Result 267 states and 342 transitions. [2022-11-26 01:05:47,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-26 01:05:47,256 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 [2022-11-26 01:05:47,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:05:47,258 INFO L225 Difference]: With dead ends: 267 [2022-11-26 01:05:47,258 INFO L226 Difference]: Without dead ends: 142 [2022-11-26 01:05:47,259 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 [2022-11-26 01:05:47,260 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 0 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 0 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.8s IncrementalHoareTripleChecker+Time [2022-11-26 01:05:47,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 452 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 248 Invalid, 10 Unknown, 0 Unchecked, 30.8s Time] [2022-11-26 01:05:47,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2022-11-26 01:05:47,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2022-11-26 01:05:47,293 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) [2022-11-26 01:05:47,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 179 transitions. [2022-11-26 01:05:47,295 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 179 transitions. Word has length 65 [2022-11-26 01:05:47,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:05:47,295 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 179 transitions. [2022-11-26 01:05:47,296 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) [2022-11-26 01:05:47,296 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 179 transitions. [2022-11-26 01:05:47,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-26 01:05:47,298 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:05:47,298 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] [2022-11-26 01:05:47,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-26 01:05:47,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:05:47,503 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 01:05:47,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:05:47,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1076213087, now seen corresponding path program 1 times [2022-11-26 01:05:47,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 01:05:47,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292665898] [2022-11-26 01:05:47,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:05:47,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 01:05:47,658 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-26 01:05:47,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2143334070] [2022-11-26 01:05:47,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:05:47,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:05:47,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:05:47,660 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:05:47,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab47f28b-f6c8-462c-af71-569706fce424/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-26 01:05:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:05:48,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 2208 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 01:05:48,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:05:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-26 01:05:49,010 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:05:49,146 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-26 01:05:49,147 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 01:05:49,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292665898] [2022-11-26 01:05:49,147 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-26 01:05:49,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2143334070] [2022-11-26 01:05:49,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2143334070] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:05:49,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [122981191] [2022-11-26 01:05:49,151 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2022-11-26 01:05:49,151 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 01:05:49,151 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 01:05:49,152 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 01:05:49,152 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 01:05:49,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,232 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 [2022-11-26 01:05:49,275 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-26 01:05:49,275 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 [2022-11-26 01:05:49,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,294 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 [2022-11-26 01:05:49,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-26 01:05:49,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,317 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 01:05:49,318 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 [2022-11-26 01:05:49,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-26 01:05:49,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,670 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 [2022-11-26 01:05:49,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,713 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 [2022-11-26 01:05:49,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-26 01:05:49,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-26 01:05:49,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-26 01:05:49,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,859 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 [2022-11-26 01:05:49,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:49,916 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 [2022-11-26 01:05:49,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-26 01:05:50,058 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-26 01:05:50,058 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 [2022-11-26 01:05:50,075 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 [2022-11-26 01:05:50,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-26 01:05:50,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,156 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 [2022-11-26 01:05:50,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-26 01:05:50,372 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-26 01:05:50,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-26 01:05:50,396 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-11-26 01:05:50,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-11-26 01:05:50,412 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 65 [2022-11-26 01:05:50,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-26 01:05:50,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-26 01:05:50,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-26 01:05:50,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,539 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 [2022-11-26 01:05:50,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-26 01:05:50,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-26 01:05:50,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:05:50,759 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 [2022-11-26 01:05:50,777 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-26 01:05:50,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-26 01:05:51,968 INFO L217 Elim1Store]: Index analysis took 917 ms [2022-11-26 01:05:54,904 INFO L321 Elim1Store]: treesize reduction 96, result has 17.9 percent of original size [2022-11-26 01:05:54,905 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 [2022-11-26 01:05:55,589 INFO L217 Elim1Store]: Index analysis took 538 ms [2022-11-26 01:05:58,018 INFO L321 Elim1Store]: treesize reduction 144, result has 12.7 percent of original size [2022-11-26 01:05:58,019 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 [2022-11-26 01:06:08,049 WARN L233 SmtUtils]: Spent 9.97s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-26 01:06:08,050 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-26 01:06:08,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1481 [2022-11-26 01:06:33,664 WARN L233 SmtUtils]: Spent 25.46s on a formula simplification. DAG size of input: 90 DAG size of output: 45 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-26 01:06:33,664 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-26 01:06:33,665 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 [2022-11-26 01:06:34,549 INFO L217 Elim1Store]: Index analysis took 643 ms [2022-11-26 01:06:53,619 WARN L233 SmtUtils]: Spent 18.54s on a formula simplification. DAG size of input: 249 DAG size of output: 147 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-26 01:06:53,620 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-26 01:06:53,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 2097 [2022-11-26 01:06:55,306 INFO L217 Elim1Store]: Index analysis took 162 ms [2022-11-26 01:06:55,783 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-26 01:06:55,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 73 [2022-11-26 01:06:55,874 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:06:56,191 INFO L217 Elim1Store]: Index analysis took 199 ms [2022-11-26 01:06:57,059 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-26 01:06:57,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 70 treesize of output 94 [2022-11-26 01:07:04,149 INFO L217 Elim1Store]: Index analysis took 776 ms