./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI --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 64bit --witnessprinter.graph.data.programhash 03d5d1a576959110e79c00ca2825754bce7439905d85699b470a90adbbee10ad --- 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-5e519f3 [2022-11-03 03:51:36,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:51:36,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:51:36,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:51:36,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:51:36,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:51:36,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:51:36,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:51:36,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:51:36,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:51:36,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:51:36,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:51:36,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:51:36,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:51:36,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:51:36,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:51:36,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:51:36,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:51:36,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:51:36,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:51:36,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:51:36,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:51:36,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:51:36,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:51:36,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:51:36,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:51:36,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:51:36,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:51:36,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:51:36,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:51:36,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:51:36,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:51:36,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:51:36,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:51:36,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:51:36,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:51:36,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:51:36,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:51:36,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:51:36,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:51:36,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:51:36,524 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 03:51:36,547 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:51:36,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:51:36,548 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:51:36,548 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:51:36,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:51:36,549 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:51:36,549 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:51:36,549 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:51:36,549 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:51:36,549 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:51:36,550 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:51:36,550 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:51:36,550 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:51:36,550 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:51:36,550 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:51:36,550 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:51:36,551 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:51:36,551 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:51:36,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:51:36,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:51:36,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:51:36,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:51:36,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:51:36,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:51:36,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:51:36,553 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:51:36,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:51:36,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:51:36,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:51:36,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:51:36,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:51:36,554 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:51:36,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:51:36,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:51:36,554 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:51:36,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:51:36,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:51:36,555 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:51:36,555 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_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03d5d1a576959110e79c00ca2825754bce7439905d85699b470a90adbbee10ad [2022-11-03 03:51:36,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:51:36,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:51:36,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:51:36,809 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:51:36,810 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:51:36,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2022-11-03 03:51:36,882 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/data/5050352b7/bfed6ecbe8b24aeba94470d96e68bdab/FLAGa13da3632 [2022-11-03 03:51:37,787 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:51:37,788 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2022-11-03 03:51:37,823 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/data/5050352b7/bfed6ecbe8b24aeba94470d96e68bdab/FLAGa13da3632 [2022-11-03 03:51:38,267 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/data/5050352b7/bfed6ecbe8b24aeba94470d96e68bdab [2022-11-03 03:51:38,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:51:38,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:51:38,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:51:38,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:51:38,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:51:38,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:51:38" (1/1) ... [2022-11-03 03:51:38,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef0ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:38, skipping insertion in model container [2022-11-03 03:51:38,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:51:38" (1/1) ... [2022-11-03 03:51:38,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:51:38,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:51:39,559 WARN L230 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_419267b8-e15f-4e02-8c54-9a3dba0c4998/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i[164960,164973] [2022-11-03 03:51:39,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:51:39,603 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 03:51:40,005 WARN L230 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_419267b8-e15f-4e02-8c54-9a3dba0c4998/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i[164960,164973] [2022-11-03 03:51:40,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:51:40,092 INFO L208 MainTranslator]: Completed translation [2022-11-03 03:51:40,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40 WrapperNode [2022-11-03 03:51:40,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:51:40,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 03:51:40,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 03:51:40,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 03:51:40,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40" (1/1) ... [2022-11-03 03:51:40,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40" (1/1) ... [2022-11-03 03:51:40,211 INFO L138 Inliner]: procedures = 151, calls = 761, calls flagged for inlining = 67, calls inlined = 53, statements flattened = 1701 [2022-11-03 03:51:40,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 03:51:40,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 03:51:40,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 03:51:40,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 03:51:40,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40" (1/1) ... [2022-11-03 03:51:40,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40" (1/1) ... [2022-11-03 03:51:40,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40" (1/1) ... [2022-11-03 03:51:40,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40" (1/1) ... [2022-11-03 03:51:40,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40" (1/1) ... [2022-11-03 03:51:40,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40" (1/1) ... [2022-11-03 03:51:40,296 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40" (1/1) ... [2022-11-03 03:51:40,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40" (1/1) ... [2022-11-03 03:51:40,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 03:51:40,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 03:51:40,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 03:51:40,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 03:51:40,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40" (1/1) ... [2022-11-03 03:51:40,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:51:40,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:51:40,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 03:51:40,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 03:51:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_lock_sync [2022-11-03 03:51:40,411 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_lock_sync [2022-11-03 03:51:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure lockres_free [2022-11-03 03:51:40,411 INFO L138 BoogieDeclarations]: Found implementation of procedure lockres_free [2022-11-03 03:51:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 03:51:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 03:51:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 03:51:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 03:51:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 03:51:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 03:51:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 03:51:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 03:51:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_release_lockspace [2022-11-03 03:51:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_release_lockspace [2022-11-03 03:51:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure lock_comm [2022-11-03 03:51:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_comm [2022-11-03 03:51:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 03:51:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 03:51:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 03:51:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 03:51:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-03 03:51:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-03 03:51:40,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-11-03 03:51:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-11-03 03:51:40,415 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 03:51:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 03:51:40,415 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-03 03:51:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-03 03:51:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 03:51:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 03:51:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 03:51:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-03 03:51:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-03 03:51:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure md_wakeup_thread [2022-11-03 03:51:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure md_wakeup_thread [2022-11-03 03:51:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 03:51:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 03:51:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_copy_from_slot [2022-11-03 03:51:40,418 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_copy_from_slot [2022-11-03 03:51:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-03 03:51:40,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-03 03:51:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 03:51:40,419 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 03:51:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 03:51:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-03 03:51:40,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-03 03:51:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-11-03 03:51:40,420 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-11-03 03:51:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure md_register_thread [2022-11-03 03:51:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure md_register_thread [2022-11-03 03:51:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 03:51:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure md_unregister_thread [2022-11-03 03:51:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure md_unregister_thread [2022-11-03 03:51:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-11-03 03:51:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-11-03 03:51:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 03:51:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 03:51:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure resync_send [2022-11-03 03:51:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure resync_send [2022-11-03 03:51:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-03 03:51:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-03 03:51:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure lockres_init [2022-11-03 03:51:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure lockres_init [2022-11-03 03:51:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 03:51:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_comm [2022-11-03 03:51:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_comm [2022-11-03 03:51:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-03 03:51:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-03 03:51:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 03:51:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 03:51:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure resync_info_update [2022-11-03 03:51:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure resync_info_update [2022-11-03 03:51:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 03:51:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 03:51:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure __sendmsg [2022-11-03 03:51:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __sendmsg [2022-11-03 03:51:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-03 03:51:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-03 03:51:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 03:51:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure pretty_uuid [2022-11-03 03:51:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pretty_uuid [2022-11-03 03:51:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 03:51:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 03:51:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 03:51:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure sendmsg [2022-11-03 03:51:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure sendmsg [2022-11-03 03:51:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_unlock_sync [2022-11-03 03:51:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_unlock_sync [2022-11-03 03:51:40,959 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 03:51:40,970 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 03:51:41,124 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 03:51:42,447 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 03:51:42,745 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 03:51:42,746 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 03:51:42,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:51:42 BoogieIcfgContainer [2022-11-03 03:51:42,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 03:51:42,759 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 03:51:42,759 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 03:51:42,764 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 03:51:42,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:51:38" (1/3) ... [2022-11-03 03:51:42,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39fed9a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:51:42, skipping insertion in model container [2022-11-03 03:51:42,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:51:40" (2/3) ... [2022-11-03 03:51:42,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39fed9a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:51:42, skipping insertion in model container [2022-11-03 03:51:42,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:51:42" (3/3) ... [2022-11-03 03:51:42,772 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2022-11-03 03:51:42,799 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 03:51:42,799 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 03:51:42,890 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 03:51:42,898 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;@54e46841, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 03:51:42,898 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 03:51:42,906 INFO L276 IsEmpty]: Start isEmpty. Operand has 466 states, 297 states have (on average 1.3602693602693603) internal successors, (404), 308 states have internal predecessors, (404), 132 states have call successors, (132), 36 states have call predecessors, (132), 35 states have return successors, (128), 127 states have call predecessors, (128), 128 states have call successors, (128) [2022-11-03 03:51:42,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-03 03:51:42,925 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:51:42,926 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:51:42,927 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:51:42,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:51:42,934 INFO L85 PathProgramCache]: Analyzing trace with hash -1594921071, now seen corresponding path program 1 times [2022-11-03 03:51:42,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:51:42,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054969054] [2022-11-03 03:51:42,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:51:42,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:51:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:51:43,787 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2022-11-03 03:51:43,788 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:51:43,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054969054] [2022-11-03 03:51:43,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054969054] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:51:43,789 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:51:43,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:51:43,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476787065] [2022-11-03 03:51:43,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:51:43,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:51:43,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:51:43,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:51:43,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:51:43,833 INFO L87 Difference]: Start difference. First operand has 466 states, 297 states have (on average 1.3602693602693603) internal successors, (404), 308 states have internal predecessors, (404), 132 states have call successors, (132), 36 states have call predecessors, (132), 35 states have return successors, (128), 127 states have call predecessors, (128), 128 states have call successors, (128) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-03 03:51:45,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:46,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:51:46,103 INFO L93 Difference]: Finished difference Result 1310 states and 1875 transitions. [2022-11-03 03:51:46,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:51:46,108 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 146 [2022-11-03 03:51:46,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:51:46,152 INFO L225 Difference]: With dead ends: 1310 [2022-11-03 03:51:46,153 INFO L226 Difference]: Without dead ends: 865 [2022-11-03 03:51:46,163 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:51:46,168 INFO L413 NwaCegarLoop]: 699 mSDtfsCounter, 582 mSDsluCounter, 650 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 582 SdHoareTripleChecker+Valid, 1283 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:51:46,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [582 Valid, 1283 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-03 03:51:46,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2022-11-03 03:51:46,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 862. [2022-11-03 03:51:46,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 862 states, 562 states have (on average 1.3523131672597866) internal successors, (760), 571 states have internal predecessors, (760), 234 states have call successors, (234), 66 states have call predecessors, (234), 65 states have return successors, (232), 230 states have call predecessors, (232), 232 states have call successors, (232) [2022-11-03 03:51:46,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 862 states and 1226 transitions. [2022-11-03 03:51:46,368 INFO L78 Accepts]: Start accepts. Automaton has 862 states and 1226 transitions. Word has length 146 [2022-11-03 03:51:46,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:51:46,369 INFO L495 AbstractCegarLoop]: Abstraction has 862 states and 1226 transitions. [2022-11-03 03:51:46,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-03 03:51:46,370 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1226 transitions. [2022-11-03 03:51:46,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-03 03:51:46,374 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:51:46,375 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:51:46,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 03:51:46,376 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:51:46,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:51:46,376 INFO L85 PathProgramCache]: Analyzing trace with hash 162650200, now seen corresponding path program 1 times [2022-11-03 03:51:46,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:51:46,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551514480] [2022-11-03 03:51:46,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:51:46,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:51:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:51:46,845 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2022-11-03 03:51:46,846 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:51:46,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551514480] [2022-11-03 03:51:46,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551514480] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:51:46,846 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:51:46,846 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:51:46,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309457716] [2022-11-03 03:51:46,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:51:46,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:51:46,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:51:46,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:51:46,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:51:46,852 INFO L87 Difference]: Start difference. First operand 862 states and 1226 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-03 03:51:47,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:51:47,495 INFO L93 Difference]: Finished difference Result 1690 states and 2403 transitions. [2022-11-03 03:51:47,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:51:47,496 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2022-11-03 03:51:47,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:51:47,512 INFO L225 Difference]: With dead ends: 1690 [2022-11-03 03:51:47,512 INFO L226 Difference]: Without dead ends: 861 [2022-11-03 03:51:47,516 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:51:47,522 INFO L413 NwaCegarLoop]: 578 mSDtfsCounter, 646 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 646 SdHoareTripleChecker+Valid, 578 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-03 03:51:47,523 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [646 Valid, 578 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-03 03:51:47,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2022-11-03 03:51:47,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 861. [2022-11-03 03:51:47,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 861 states, 561 states have (on average 1.3475935828877006) internal successors, (756), 570 states have internal predecessors, (756), 234 states have call successors, (234), 66 states have call predecessors, (234), 65 states have return successors, (232), 230 states have call predecessors, (232), 232 states have call successors, (232) [2022-11-03 03:51:47,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1222 transitions. [2022-11-03 03:51:47,614 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1222 transitions. Word has length 149 [2022-11-03 03:51:47,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:51:47,620 INFO L495 AbstractCegarLoop]: Abstraction has 861 states and 1222 transitions. [2022-11-03 03:51:47,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-03 03:51:47,621 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1222 transitions. [2022-11-03 03:51:47,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-03 03:51:47,636 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:51:47,637 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:51:47,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 03:51:47,637 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:51:47,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:51:47,646 INFO L85 PathProgramCache]: Analyzing trace with hash -623583671, now seen corresponding path program 1 times [2022-11-03 03:51:47,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:51:47,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147365716] [2022-11-03 03:51:47,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:51:47,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:51:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:51:48,047 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2022-11-03 03:51:48,048 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:51:48,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147365716] [2022-11-03 03:51:48,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147365716] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:51:48,049 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:51:48,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:51:48,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829508262] [2022-11-03 03:51:48,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:51:48,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:51:48,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:51:48,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:51:48,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:51:48,053 INFO L87 Difference]: Start difference. First operand 861 states and 1222 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-03 03:51:48,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:51:48,657 INFO L93 Difference]: Finished difference Result 1406 states and 1972 transitions. [2022-11-03 03:51:48,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:51:48,658 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 191 [2022-11-03 03:51:48,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:51:48,673 INFO L225 Difference]: With dead ends: 1406 [2022-11-03 03:51:48,673 INFO L226 Difference]: Without dead ends: 1401 [2022-11-03 03:51:48,675 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:51:48,683 INFO L413 NwaCegarLoop]: 658 mSDtfsCounter, 384 mSDsluCounter, 596 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 1190 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-03 03:51:48,685 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 1190 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-03 03:51:48,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1401 states. [2022-11-03 03:51:48,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1401 to 1401. [2022-11-03 03:51:48,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1401 states, 922 states have (on average 1.356832971800434) internal successors, (1251), 933 states have internal predecessors, (1251), 359 states have call successors, (359), 120 states have call predecessors, (359), 119 states have return successors, (357), 355 states have call predecessors, (357), 357 states have call successors, (357) [2022-11-03 03:51:48,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1401 states and 1967 transitions. [2022-11-03 03:51:48,818 INFO L78 Accepts]: Start accepts. Automaton has 1401 states and 1967 transitions. Word has length 191 [2022-11-03 03:51:48,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:51:48,819 INFO L495 AbstractCegarLoop]: Abstraction has 1401 states and 1967 transitions. [2022-11-03 03:51:48,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-03 03:51:48,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1967 transitions. [2022-11-03 03:51:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-03 03:51:48,829 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:51:48,829 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:51:48,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 03:51:48,830 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:51:48,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:51:48,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1607989660, now seen corresponding path program 1 times [2022-11-03 03:51:48,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:51:48,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996992465] [2022-11-03 03:51:48,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:51:48,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:51:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:51:50,660 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-11-03 03:51:50,660 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:51:50,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996992465] [2022-11-03 03:51:50,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996992465] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:51:50,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:51:50,663 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 03:51:50,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849695110] [2022-11-03 03:51:50,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:51:50,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 03:51:50,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:51:50,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 03:51:50,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:51:50,666 INFO L87 Difference]: Start difference. First operand 1401 states and 1967 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-03 03:51:52,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:51:52,451 INFO L93 Difference]: Finished difference Result 2261 states and 3224 transitions. [2022-11-03 03:51:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 03:51:52,452 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 207 [2022-11-03 03:51:52,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:51:52,469 INFO L225 Difference]: With dead ends: 2261 [2022-11-03 03:51:52,469 INFO L226 Difference]: Without dead ends: 2256 [2022-11-03 03:51:52,474 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:51:52,477 INFO L413 NwaCegarLoop]: 716 mSDtfsCounter, 675 mSDsluCounter, 896 mSDsCounter, 0 mSdLazyCounter, 460 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 752 SdHoareTripleChecker+Valid, 1489 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-03 03:51:52,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [752 Valid, 1489 Invalid, 479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 460 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-03 03:51:52,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2256 states. [2022-11-03 03:51:52,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2256 to 1945. [2022-11-03 03:51:52,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1945 states, 1287 states have (on average 1.3613053613053614) internal successors, (1752), 1300 states have internal predecessors, (1752), 484 states have call successors, (484), 174 states have call predecessors, (484), 173 states have return successors, (482), 480 states have call predecessors, (482), 482 states have call successors, (482) [2022-11-03 03:51:52,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1945 states and 2718 transitions. [2022-11-03 03:51:52,683 INFO L78 Accepts]: Start accepts. Automaton has 1945 states and 2718 transitions. Word has length 207 [2022-11-03 03:51:52,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:51:52,684 INFO L495 AbstractCegarLoop]: Abstraction has 1945 states and 2718 transitions. [2022-11-03 03:51:52,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-03 03:51:52,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2718 transitions. [2022-11-03 03:51:52,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-11-03 03:51:52,694 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:51:52,694 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:51:52,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 03:51:52,695 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:51:52,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:51:52,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1215248823, now seen corresponding path program 1 times [2022-11-03 03:51:52,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:51:52,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402138475] [2022-11-03 03:51:52,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:51:52,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:51:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:51:53,746 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2022-11-03 03:51:53,747 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:51:53,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402138475] [2022-11-03 03:51:53,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402138475] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:51:53,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1566939463] [2022-11-03 03:51:53,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:51:53,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:51:53,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:51:53,751 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:51:53,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 03:51:54,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:51:54,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 2080 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-03 03:51:54,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:51:54,786 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2022-11-03 03:51:54,787 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:51:54,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1566939463] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:51:54,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 03:51:54,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 8 [2022-11-03 03:51:54,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932109989] [2022-11-03 03:51:54,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:51:54,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:51:54,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:51:54,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:51:54,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:51:54,790 INFO L87 Difference]: Start difference. First operand 1945 states and 2718 transitions. Second operand has 6 states, 4 states have (on average 19.0) internal successors, (76), 6 states have internal predecessors, (76), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-03 03:51:56,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:57,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:58,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:51:58,824 INFO L93 Difference]: Finished difference Result 3896 states and 5467 transitions. [2022-11-03 03:51:58,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 03:51:58,825 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 19.0) internal successors, (76), 6 states have internal predecessors, (76), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 218 [2022-11-03 03:51:58,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:51:58,837 INFO L225 Difference]: With dead ends: 3896 [2022-11-03 03:51:58,838 INFO L226 Difference]: Without dead ends: 1951 [2022-11-03 03:51:58,845 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:51:58,847 INFO L413 NwaCegarLoop]: 567 mSDtfsCounter, 3 mSDsluCounter, 2501 mSDsCounter, 0 mSdLazyCounter, 435 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 2801 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-11-03 03:51:58,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 2801 Invalid, 450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 435 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-11-03 03:51:58,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1951 states. [2022-11-03 03:51:59,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1951 to 1951. [2022-11-03 03:51:59,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1951 states, 1293 states have (on average 1.359628770301624) internal successors, (1758), 1306 states have internal predecessors, (1758), 484 states have call successors, (484), 174 states have call predecessors, (484), 173 states have return successors, (482), 480 states have call predecessors, (482), 482 states have call successors, (482) [2022-11-03 03:51:59,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1951 states and 2724 transitions. [2022-11-03 03:51:59,026 INFO L78 Accepts]: Start accepts. Automaton has 1951 states and 2724 transitions. Word has length 218 [2022-11-03 03:51:59,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:51:59,027 INFO L495 AbstractCegarLoop]: Abstraction has 1951 states and 2724 transitions. [2022-11-03 03:51:59,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 19.0) internal successors, (76), 6 states have internal predecessors, (76), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-03 03:51:59,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2724 transitions. [2022-11-03 03:51:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-11-03 03:51:59,037 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:51:59,037 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:51:59,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-03 03:51:59,261 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:51:59,261 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:51:59,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:51:59,262 INFO L85 PathProgramCache]: Analyzing trace with hash 20908708, now seen corresponding path program 1 times [2022-11-03 03:51:59,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:51:59,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553396811] [2022-11-03 03:51:59,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:51:59,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:51:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:52:00,387 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 8 proven. 73 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2022-11-03 03:52:00,387 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:52:00,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553396811] [2022-11-03 03:52:00,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553396811] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:52:00,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1160719133] [2022-11-03 03:52:00,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:52:00,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:52:00,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:52:00,390 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:52:00,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419267b8-e15f-4e02-8c54-9a3dba0c4998/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 03:52:01,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:52:01,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 2245 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-03 03:52:01,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:52:01,914 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 277 proven. 1 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2022-11-03 03:52:01,914 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:52:02,337 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 8 proven. 73 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2022-11-03 03:52:02,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1160719133] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:52:02,338 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1134956502] [2022-11-03 03:52:02,365 INFO L159 IcfgInterpreter]: Started Sifa with 92 locations of interest [2022-11-03 03:52:02,365 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 03:52:02,370 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 03:52:02,375 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 03:52:02,376 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 03:52:04,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:04,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:04,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:04,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:04,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:04,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:04,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:04,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:04,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:04,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:04,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:04,757 INFO L244 Elim1Store]: Index analysis took 1276 ms [2022-11-03 03:54:33,541 WARN L234 SmtUtils]: Spent 2.48m on a formula simplification. DAG size of input: 3334 DAG size of output: 1260 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 03:54:33,554 INFO L356 Elim1Store]: treesize reduction 22106, result has 12.1 percent of original size [2022-11-03 03:54:33,557 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 77 select indices, 77 select index equivalence classes, 2948 disjoint index pairs (out of 2926 index pairs), introduced 77 new quantified variables, introduced 86 case distinctions, treesize of input 422 treesize of output 3270 [2022-11-03 03:54:40,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:43,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:47,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:50,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:52,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:54,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:57,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:55:00,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:55:01,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:55:02,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:55:02,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:55:02,919 INFO L244 Elim1Store]: Index analysis took 24387 ms [2022-11-03 04:00:21,502 WARN L234 SmtUtils]: Spent 5.31m on a formula simplification. DAG size of input: 4966 DAG size of output: 2010 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 04:00:21,511 INFO L356 Elim1Store]: treesize reduction 28488, result has 11.7 percent of original size [2022-11-03 04:00:21,515 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 89 select indices, 89 select index equivalence classes, 3025 disjoint index pairs (out of 3916 index pairs), introduced 89 new quantified variables, introduced 987 case distinctions, treesize of input 702 treesize of output 4277 [2022-11-03 04:00:48,621 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 04:00:48,626 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 9 [2022-11-03 04:00:48,633 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 7 treesize of output 6 [2022-11-03 04:00:55,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:55,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:55,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:55,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:55,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:55,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:55,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:55,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:55,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:55,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:55,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:55,447 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 88 select indices, 88 select index equivalence classes, 3839 disjoint index pairs (out of 3828 index pairs), introduced 88 new quantified variables, introduced 0 case distinctions, treesize of input 441 treesize of output 265 [2022-11-03 04:00:56,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:56,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:56,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:56,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:56,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:56,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:56,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:56,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:56,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:56,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:56,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:00:56,449 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 89 select indices, 89 select index equivalence classes, 3916 disjoint index pairs (out of 3916 index pairs), introduced 89 new quantified variables, introduced 0 case distinctions, treesize of input 446 treesize of output 268 [2022-11-03 04:01:22,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:22,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:22,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:22,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:22,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:22,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:22,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:22,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:22,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:22,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:22,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:22,671 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 89 select indices, 89 select index equivalence classes, 3916 disjoint index pairs (out of 3916 index pairs), introduced 89 new quantified variables, introduced 0 case distinctions, treesize of input 446 treesize of output 268 [2022-11-03 04:01:23,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:23,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:23,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:23,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:23,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:23,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:23,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:23,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:23,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:23,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:23,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:01:23,311 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 88 select indices, 88 select index equivalence classes, 3839 disjoint index pairs (out of 3828 index pairs), introduced 88 new quantified variables, introduced 0 case distinctions, treesize of input 441 treesize of output 265 [2022-11-03 04:01:42,405 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-03 04:01:42,675 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-03 04:01:42,992 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2022-11-03 04:01:51,553 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2022-11-03 04:01:52,659 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-03 04:01:52,847 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-03 04:02:09,597 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-03 04:02:10,279 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2022-11-03 04:02:11,466 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-03 04:02:19,330 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-03 04:02:20,223 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2022-11-03 04:02:20,402 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-03 04:02:34,769 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:02:34,774 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:02:34,779 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:02:34,811 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:02:34,822 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:02:34,831 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:02:34,851 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:02:34,857 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:02:34,863 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 04:02:41,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,418 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 18 select indices, 18 select index equivalence classes, 109 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 55 [2022-11-03 04:02:41,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:41,689 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 18 select indices, 18 select index equivalence classes, 109 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 55 [2022-11-03 04:02:41,848 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2022-11-03 04:02:52,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,375 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 18 select indices, 18 select index equivalence classes, 109 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 55 [2022-11-03 04:02:52,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 04:02:52,850 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 18 select indices, 18 select index equivalence classes, 109 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 55 [2022-11-03 04:02:53,084 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4