./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-47dffc7-1-144_2a-drivers--net--usb--cdc-phonet.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-47dffc7-1-144_2a-drivers--net--usb--cdc-phonet.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba --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 8f21bcf4203715ff2cf8f1fa847025b0ca29b6eb32fc30a64baf7cbf3cb00ebc --- 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-b5237d8 [2022-11-22 01:52:53,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:52:53,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:52:53,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:52:53,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:52:53,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:52:53,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:52:53,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:52:53,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:52:53,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:52:53,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:52:53,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:52:53,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:52:53,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:52:53,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:52:53,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:52:53,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:52:53,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:52:53,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:52:53,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:52:53,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:52:53,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:52:53,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:52:53,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:52:53,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:52:53,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:52:53,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:52:53,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:52:53,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:52:53,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:52:53,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:52:53,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:52:53,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:52:53,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:52:53,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:52:53,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:52:53,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:52:53,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:52:53,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:52:53,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:52:53,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:52:53,297 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:52:53,337 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:52:53,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:52:53,339 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:52:53,339 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:52:53,340 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:52:53,340 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:52:53,341 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:52:53,341 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:52:53,341 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:52:53,342 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:52:53,343 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:52:53,343 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:52:53,343 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:52:53,344 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:52:53,344 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:52:53,344 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:52:53,345 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:52:53,345 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:52:53,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:52:53,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:52:53,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:52:53,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:52:53,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:52:53,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:52:53,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:52:53,349 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:52:53,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:52:53,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:52:53,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:52:53,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:52:53,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:52:53,351 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:52:53,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:52:53,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:52:53,352 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:52:53,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:52:53,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:52:53,353 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:52:53,353 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_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f21bcf4203715ff2cf8f1fa847025b0ca29b6eb32fc30a64baf7cbf3cb00ebc [2022-11-22 01:52:53,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:52:53,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:52:53,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:52:53,694 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:52:53,694 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:52:53,695 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-47dffc7-1-144_2a-drivers--net--usb--cdc-phonet.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-22 01:52:56,822 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:52:57,376 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:52:57,377 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-47dffc7-1-144_2a-drivers--net--usb--cdc-phonet.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-22 01:52:57,405 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/data/1b7c93f60/da0e9c2dcfe44afe91e9392932e4fcbb/FLAG239a70823 [2022-11-22 01:52:57,419 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/data/1b7c93f60/da0e9c2dcfe44afe91e9392932e4fcbb [2022-11-22 01:52:57,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:52:57,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:52:57,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:52:57,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:52:57,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:52:57,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:52:57" (1/1) ... [2022-11-22 01:52:57,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52439cc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:57, skipping insertion in model container [2022-11-22 01:52:57,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:52:57" (1/1) ... [2022-11-22 01:52:57,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:52:57,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:52:58,679 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-47dffc7-1-144_2a-drivers--net--usb--cdc-phonet.ko-entry_point_ldv-val-v0.8.cil.out.i[188986,188999] [2022-11-22 01:52:58,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:52:58,772 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:52:58,997 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-47dffc7-1-144_2a-drivers--net--usb--cdc-phonet.ko-entry_point_ldv-val-v0.8.cil.out.i[188986,188999] [2022-11-22 01:52:59,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:52:59,186 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:52:59,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59 WrapperNode [2022-11-22 01:52:59,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:52:59,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:52:59,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:52:59,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:52:59,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59" (1/1) ... [2022-11-22 01:52:59,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59" (1/1) ... [2022-11-22 01:52:59,380 INFO L138 Inliner]: procedures = 153, calls = 606, calls flagged for inlining = 71, calls inlined = 71, statements flattened = 1831 [2022-11-22 01:52:59,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:52:59,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:52:59,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:52:59,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:52:59,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59" (1/1) ... [2022-11-22 01:52:59,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59" (1/1) ... [2022-11-22 01:52:59,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59" (1/1) ... [2022-11-22 01:52:59,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59" (1/1) ... [2022-11-22 01:52:59,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59" (1/1) ... [2022-11-22 01:52:59,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59" (1/1) ... [2022-11-22 01:52:59,541 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59" (1/1) ... [2022-11-22 01:52:59,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59" (1/1) ... [2022-11-22 01:52:59,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:52:59,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:52:59,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:52:59,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:52:59,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59" (1/1) ... [2022-11-22 01:52:59,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:52:59,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:52:59,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:52:59,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:52:59,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_11 [2022-11-22 01:52:59,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_11 [2022-11-22 01:52:59,658 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 01:52:59,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 01:52:59,658 INFO L130 BoogieDeclarations]: Found specification of procedure usbpn_ioctl [2022-11-22 01:52:59,658 INFO L138 BoogieDeclarations]: Found implementation of procedure usbpn_ioctl [2022-11-22 01:52:59,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 01:52:59,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_3 [2022-11-22 01:52:59,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_3 [2022-11-22 01:52:59,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2022-11-22 01:52:59,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2022-11-22 01:52:59,660 INFO L130 BoogieDeclarations]: Found specification of procedure usbpn_close [2022-11-22 01:52:59,660 INFO L138 BoogieDeclarations]: Found implementation of procedure usbpn_close [2022-11-22 01:52:59,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 01:52:59,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 01:52:59,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 01:52:59,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 01:52:59,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:52:59,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 01:52:59,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 01:52:59,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-11-22 01:52:59,662 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-11-22 01:52:59,662 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 01:52:59,663 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 01:52:59,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-11-22 01:52:59,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-11-22 01:52:59,668 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-22 01:52:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-22 01:52:59,670 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2022-11-22 01:52:59,670 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2022-11-22 01:52:59,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 01:52:59,670 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 01:52:59,670 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-22 01:52:59,671 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-22 01:52:59,671 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-22 01:52:59,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-22 01:52:59,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 01:52:59,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 01:52:59,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-11-22 01:52:59,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-11-22 01:52:59,672 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-22 01:52:59,673 INFO L130 BoogieDeclarations]: Found specification of procedure usbpn_disconnect [2022-11-22 01:52:59,673 INFO L138 BoogieDeclarations]: Found implementation of procedure usbpn_disconnect [2022-11-22 01:52:59,673 INFO L130 BoogieDeclarations]: Found specification of procedure usbpn_set_mtu [2022-11-22 01:52:59,673 INFO L138 BoogieDeclarations]: Found implementation of procedure usbpn_set_mtu [2022-11-22 01:52:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2022-11-22 01:52:59,674 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2022-11-22 01:52:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:52:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-22 01:52:59,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-22 01:52:59,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 01:52:59,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 01:52:59,676 INFO L130 BoogieDeclarations]: Found specification of procedure rx_submit [2022-11-22 01:52:59,676 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_submit [2022-11-22 01:52:59,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-22 01:52:59,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-22 01:52:59,677 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-22 01:52:59,677 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-22 01:52:59,678 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-22 01:52:59,678 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-22 01:52:59,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:52:59,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-22 01:52:59,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-22 01:52:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 01:52:59,679 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 01:52:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:52:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 01:52:59,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 01:52:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:52:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:52:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 01:52:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:52:59,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:52:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:52:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-22 01:52:59,682 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-22 01:52:59,682 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 01:52:59,683 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 01:52:59,683 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 01:52:59,684 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 01:52:59,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:52:59,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:52:59,685 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-22 01:52:59,685 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-22 01:52:59,685 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-22 01:52:59,685 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-22 01:52:59,686 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 01:52:59,686 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 01:52:59,686 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 01:52:59,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 01:52:59,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-11-22 01:52:59,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-11-22 01:52:59,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:52:59,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 01:52:59,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:52:59,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:52:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure rx_complete [2022-11-22 01:52:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_complete [2022-11-22 01:53:00,337 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:53:00,342 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:53:01,430 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 01:53:03,935 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:53:04,521 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:53:04,521 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-22 01:53:04,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:53:04 BoogieIcfgContainer [2022-11-22 01:53:04,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:53:04,531 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:53:04,531 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:53:04,534 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:53:04,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:52:57" (1/3) ... [2022-11-22 01:53:04,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@345cbd41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:53:04, skipping insertion in model container [2022-11-22 01:53:04,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:59" (2/3) ... [2022-11-22 01:53:04,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@345cbd41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:53:04, skipping insertion in model container [2022-11-22 01:53:04,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:53:04" (3/3) ... [2022-11-22 01:53:04,543 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-47dffc7-1-144_2a-drivers--net--usb--cdc-phonet.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-22 01:53:04,566 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:53:04,567 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 01:53:04,656 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:53:04,665 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;@378b8616, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:53:04,666 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 01:53:04,677 INFO L276 IsEmpty]: Start isEmpty. Operand has 406 states, 252 states have (on average 1.3611111111111112) internal successors, (343), 271 states have internal predecessors, (343), 113 states have call successors, (113), 40 states have call predecessors, (113), 39 states have return successors, (107), 105 states have call predecessors, (107), 107 states have call successors, (107) [2022-11-22 01:53:04,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-22 01:53:04,689 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:04,690 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-22 01:53:04,691 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:04,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:04,698 INFO L85 PathProgramCache]: Analyzing trace with hash -566691942, now seen corresponding path program 1 times [2022-11-22 01:53:04,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:04,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135890442] [2022-11-22 01:53:04,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:04,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:05,481 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-22 01:53:05,481 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:05,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135890442] [2022-11-22 01:53:05,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135890442] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:05,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:05,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:53:05,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062649662] [2022-11-22 01:53:05,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:05,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:53:05,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:05,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:53:05,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:53:05,544 INFO L87 Difference]: Start difference. First operand has 406 states, 252 states have (on average 1.3611111111111112) internal successors, (343), 271 states have internal predecessors, (343), 113 states have call successors, (113), 40 states have call predecessors, (113), 39 states have return successors, (107), 105 states have call predecessors, (107), 107 states have call successors, (107) Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-22 01:53:08,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:53:08,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:08,721 INFO L93 Difference]: Finished difference Result 1170 states and 1622 transitions. [2022-11-22 01:53:08,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:53:08,724 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 57 [2022-11-22 01:53:08,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:08,759 INFO L225 Difference]: With dead ends: 1170 [2022-11-22 01:53:08,760 INFO L226 Difference]: Without dead ends: 760 [2022-11-22 01:53:08,769 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 [2022-11-22 01:53:08,775 INFO L413 NwaCegarLoop]: 570 mSDtfsCounter, 509 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 509 SdHoareTripleChecker+Valid, 1034 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:08,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [509 Valid, 1034 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-22 01:53:08,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2022-11-22 01:53:08,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 760. [2022-11-22 01:53:08,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 760 states, 481 states have (on average 1.3222453222453223) internal successors, (636), 499 states have internal predecessors, (636), 203 states have call successors, (203), 76 states have call predecessors, (203), 75 states have return successors, (198), 194 states have call predecessors, (198), 198 states have call successors, (198) [2022-11-22 01:53:08,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 760 states and 1037 transitions. [2022-11-22 01:53:08,951 INFO L78 Accepts]: Start accepts. Automaton has 760 states and 1037 transitions. Word has length 57 [2022-11-22 01:53:08,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:08,952 INFO L495 AbstractCegarLoop]: Abstraction has 760 states and 1037 transitions. [2022-11-22 01:53:08,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-22 01:53:08,953 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1037 transitions. [2022-11-22 01:53:08,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-22 01:53:08,964 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:08,965 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-22 01:53:08,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 01:53:08,966 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:08,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:08,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1715889628, now seen corresponding path program 1 times [2022-11-22 01:53:08,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:08,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492247489] [2022-11-22 01:53:08,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:08,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:09,600 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-22 01:53:09,601 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:09,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492247489] [2022-11-22 01:53:09,601 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492247489] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:09,601 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:09,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:53:09,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101956030] [2022-11-22 01:53:09,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:09,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:53:09,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:09,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:53:09,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:53:09,609 INFO L87 Difference]: Start difference. First operand 760 states and 1037 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-22 01:53:11,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:11,753 INFO L93 Difference]: Finished difference Result 1178 states and 1598 transitions. [2022-11-22 01:53:11,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:53:11,754 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 71 [2022-11-22 01:53:11,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:11,762 INFO L225 Difference]: With dead ends: 1178 [2022-11-22 01:53:11,762 INFO L226 Difference]: Without dead ends: 1175 [2022-11-22 01:53:11,764 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 [2022-11-22 01:53:11,765 INFO L413 NwaCegarLoop]: 502 mSDtfsCounter, 283 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 940 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:11,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 940 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-22 01:53:11,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1175 states. [2022-11-22 01:53:11,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1175 to 1163. [2022-11-22 01:53:11,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1163 states, 747 states have (on average 1.3306559571619812) internal successors, (994), 771 states have internal predecessors, (994), 296 states have call successors, (296), 122 states have call predecessors, (296), 119 states have return successors, (291), 281 states have call predecessors, (291), 291 states have call successors, (291) [2022-11-22 01:53:11,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1163 states and 1581 transitions. [2022-11-22 01:53:11,864 INFO L78 Accepts]: Start accepts. Automaton has 1163 states and 1581 transitions. Word has length 71 [2022-11-22 01:53:11,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:11,865 INFO L495 AbstractCegarLoop]: Abstraction has 1163 states and 1581 transitions. [2022-11-22 01:53:11,866 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-22 01:53:11,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1581 transitions. [2022-11-22 01:53:11,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-22 01:53:11,871 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:11,871 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-22 01:53:11,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 01:53:11,872 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:11,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:11,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1652739006, now seen corresponding path program 1 times [2022-11-22 01:53:11,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:11,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115352117] [2022-11-22 01:53:11,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:11,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:12,482 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-22 01:53:12,483 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:12,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115352117] [2022-11-22 01:53:12,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115352117] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:12,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:12,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:53:12,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43242959] [2022-11-22 01:53:12,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:12,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:53:12,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:12,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:53:12,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:53:12,486 INFO L87 Difference]: Start difference. First operand 1163 states and 1581 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-22 01:53:14,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:53:15,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:15,060 INFO L93 Difference]: Finished difference Result 1165 states and 1582 transitions. [2022-11-22 01:53:15,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:53:15,064 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 72 [2022-11-22 01:53:15,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:15,070 INFO L225 Difference]: With dead ends: 1165 [2022-11-22 01:53:15,070 INFO L226 Difference]: Without dead ends: 1162 [2022-11-22 01:53:15,071 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 [2022-11-22 01:53:15,079 INFO L413 NwaCegarLoop]: 453 mSDtfsCounter, 515 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:15,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [515 Valid, 453 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-22 01:53:15,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1162 states. [2022-11-22 01:53:15,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1162 to 1162. [2022-11-22 01:53:15,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1162 states, 747 states have (on average 1.3293172690763053) internal successors, (993), 770 states have internal predecessors, (993), 295 states have call successors, (295), 122 states have call predecessors, (295), 119 states have return successors, (291), 281 states have call predecessors, (291), 291 states have call successors, (291) [2022-11-22 01:53:15,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1162 states and 1579 transitions. [2022-11-22 01:53:15,207 INFO L78 Accepts]: Start accepts. Automaton has 1162 states and 1579 transitions. Word has length 72 [2022-11-22 01:53:15,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:15,209 INFO L495 AbstractCegarLoop]: Abstraction has 1162 states and 1579 transitions. [2022-11-22 01:53:15,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-22 01:53:15,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1579 transitions. [2022-11-22 01:53:15,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-22 01:53:15,212 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:15,212 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-22 01:53:15,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 01:53:15,212 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:15,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:15,214 INFO L85 PathProgramCache]: Analyzing trace with hash -304925409, now seen corresponding path program 1 times [2022-11-22 01:53:15,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:15,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217002522] [2022-11-22 01:53:15,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:15,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:15,427 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-22 01:53:15,428 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:15,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217002522] [2022-11-22 01:53:15,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217002522] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:15,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:15,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:53:15,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6055975] [2022-11-22 01:53:15,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:15,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:53:15,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:15,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:53:15,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:53:15,433 INFO L87 Difference]: Start difference. First operand 1162 states and 1579 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-22 01:53:17,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:17,012 INFO L93 Difference]: Finished difference Result 1164 states and 1580 transitions. [2022-11-22 01:53:17,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:53:17,013 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 73 [2022-11-22 01:53:17,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:17,021 INFO L225 Difference]: With dead ends: 1164 [2022-11-22 01:53:17,021 INFO L226 Difference]: Without dead ends: 1161 [2022-11-22 01:53:17,022 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 [2022-11-22 01:53:17,026 INFO L413 NwaCegarLoop]: 451 mSDtfsCounter, 512 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 512 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:17,026 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [512 Valid, 451 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-22 01:53:17,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2022-11-22 01:53:17,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 1161. [2022-11-22 01:53:17,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1161 states, 747 states have (on average 1.3279785809906293) internal successors, (992), 769 states have internal predecessors, (992), 294 states have call successors, (294), 122 states have call predecessors, (294), 119 states have return successors, (291), 281 states have call predecessors, (291), 291 states have call successors, (291) [2022-11-22 01:53:17,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1161 states and 1577 transitions. [2022-11-22 01:53:17,126 INFO L78 Accepts]: Start accepts. Automaton has 1161 states and 1577 transitions. Word has length 73 [2022-11-22 01:53:17,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:17,129 INFO L495 AbstractCegarLoop]: Abstraction has 1161 states and 1577 transitions. [2022-11-22 01:53:17,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-22 01:53:17,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1577 transitions. [2022-11-22 01:53:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-22 01:53:17,131 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:17,131 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-22 01:53:17,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 01:53:17,132 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:17,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:17,132 INFO L85 PathProgramCache]: Analyzing trace with hash -862975263, now seen corresponding path program 1 times [2022-11-22 01:53:17,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:17,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129582761] [2022-11-22 01:53:17,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:17,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:17,320 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-22 01:53:17,321 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:17,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129582761] [2022-11-22 01:53:17,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129582761] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:17,321 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:17,321 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:53:17,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236204536] [2022-11-22 01:53:17,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:17,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:53:17,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:17,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:53:17,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:53:17,324 INFO L87 Difference]: Start difference. First operand 1161 states and 1577 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-22 01:53:18,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:18,675 INFO L93 Difference]: Finished difference Result 1163 states and 1578 transitions. [2022-11-22 01:53:18,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:53:18,675 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 74 [2022-11-22 01:53:18,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:18,681 INFO L225 Difference]: With dead ends: 1163 [2022-11-22 01:53:18,681 INFO L226 Difference]: Without dead ends: 1160 [2022-11-22 01:53:18,682 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 [2022-11-22 01:53:18,683 INFO L413 NwaCegarLoop]: 449 mSDtfsCounter, 509 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 509 SdHoareTripleChecker+Valid, 449 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:18,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [509 Valid, 449 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-22 01:53:18,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1160 states. [2022-11-22 01:53:18,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1160 to 1160. [2022-11-22 01:53:18,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1160 states, 747 states have (on average 1.3266398929049532) internal successors, (991), 768 states have internal predecessors, (991), 293 states have call successors, (293), 122 states have call predecessors, (293), 119 states have return successors, (291), 281 states have call predecessors, (291), 291 states have call successors, (291) [2022-11-22 01:53:18,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1160 states and 1575 transitions. [2022-11-22 01:53:18,771 INFO L78 Accepts]: Start accepts. Automaton has 1160 states and 1575 transitions. Word has length 74 [2022-11-22 01:53:18,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:18,772 INFO L495 AbstractCegarLoop]: Abstraction has 1160 states and 1575 transitions. [2022-11-22 01:53:18,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-22 01:53:18,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1575 transitions. [2022-11-22 01:53:18,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-22 01:53:18,773 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:18,774 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-22 01:53:18,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 01:53:18,774 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:18,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:18,775 INFO L85 PathProgramCache]: Analyzing trace with hash -982646686, now seen corresponding path program 1 times [2022-11-22 01:53:18,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:18,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483700342] [2022-11-22 01:53:18,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:18,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:18,984 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-22 01:53:18,984 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:18,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483700342] [2022-11-22 01:53:18,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483700342] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:18,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:18,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:53:18,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056813144] [2022-11-22 01:53:18,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:18,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:53:18,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:18,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:53:18,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:53:18,987 INFO L87 Difference]: Start difference. First operand 1160 states and 1575 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-22 01:53:21,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:53:21,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:21,522 INFO L93 Difference]: Finished difference Result 1162 states and 1576 transitions. [2022-11-22 01:53:21,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:53:21,523 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 75 [2022-11-22 01:53:21,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:21,529 INFO L225 Difference]: With dead ends: 1162 [2022-11-22 01:53:21,529 INFO L226 Difference]: Without dead ends: 1153 [2022-11-22 01:53:21,530 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 [2022-11-22 01:53:21,531 INFO L413 NwaCegarLoop]: 448 mSDtfsCounter, 506 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 506 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:21,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [506 Valid, 448 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-22 01:53:21,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1153 states. [2022-11-22 01:53:21,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1153 to 1153. [2022-11-22 01:53:21,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1153 states, 741 states have (on average 1.3252361673414306) internal successors, (982), 761 states have internal predecessors, (982), 292 states have call successors, (292), 122 states have call predecessors, (292), 119 states have return successors, (291), 281 states have call predecessors, (291), 291 states have call successors, (291) [2022-11-22 01:53:21,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1153 states and 1565 transitions. [2022-11-22 01:53:21,674 INFO L78 Accepts]: Start accepts. Automaton has 1153 states and 1565 transitions. Word has length 75 [2022-11-22 01:53:21,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:21,674 INFO L495 AbstractCegarLoop]: Abstraction has 1153 states and 1565 transitions. [2022-11-22 01:53:21,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-22 01:53:21,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1565 transitions. [2022-11-22 01:53:21,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-22 01:53:21,678 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:21,678 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-22 01:53:21,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 01:53:21,679 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:21,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:21,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1878658366, now seen corresponding path program 1 times [2022-11-22 01:53:21,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:21,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41798808] [2022-11-22 01:53:21,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:21,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:21,850 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-22 01:53:21,850 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:21,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41798808] [2022-11-22 01:53:21,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41798808] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:21,851 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:21,851 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:53:21,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469920096] [2022-11-22 01:53:21,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:21,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:53:21,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:21,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:53:21,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:53:21,854 INFO L87 Difference]: Start difference. First operand 1153 states and 1565 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 01:53:24,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:53:26,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:53:26,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:26,821 INFO L93 Difference]: Finished difference Result 3133 states and 4243 transitions. [2022-11-22 01:53:26,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:53:26,822 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 104 [2022-11-22 01:53:26,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:26,833 INFO L225 Difference]: With dead ends: 3133 [2022-11-22 01:53:26,833 INFO L226 Difference]: Without dead ends: 1994 [2022-11-22 01:53:26,838 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 [2022-11-22 01:53:26,839 INFO L413 NwaCegarLoop]: 708 mSDtfsCounter, 441 mSDsluCounter, 403 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 1111 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:26,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [441 Valid, 1111 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-11-22 01:53:26,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1994 states. [2022-11-22 01:53:27,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1994 to 1943. [2022-11-22 01:53:27,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1943 states, 1243 states have (on average 1.3193885760257442) internal successors, (1640), 1293 states have internal predecessors, (1640), 490 states have call successors, (490), 212 states have call predecessors, (490), 209 states have return successors, (511), 457 states have call predecessors, (511), 489 states have call successors, (511) [2022-11-22 01:53:27,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1943 states and 2641 transitions. [2022-11-22 01:53:27,111 INFO L78 Accepts]: Start accepts. Automaton has 1943 states and 2641 transitions. Word has length 104 [2022-11-22 01:53:27,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:27,113 INFO L495 AbstractCegarLoop]: Abstraction has 1943 states and 2641 transitions. [2022-11-22 01:53:27,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 01:53:27,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 2641 transitions. [2022-11-22 01:53:27,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-11-22 01:53:27,123 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:27,123 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:53:27,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-22 01:53:27,123 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:27,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:27,124 INFO L85 PathProgramCache]: Analyzing trace with hash -1613607898, now seen corresponding path program 1 times [2022-11-22 01:53:27,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:27,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075173445] [2022-11-22 01:53:27,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:27,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:27,400 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-22 01:53:27,401 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:27,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075173445] [2022-11-22 01:53:27,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075173445] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:27,401 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:27,401 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:53:27,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845051516] [2022-11-22 01:53:27,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:27,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:53:27,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:27,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:53:27,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:53:27,404 INFO L87 Difference]: Start difference. First operand 1943 states and 2641 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-22 01:53:29,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:29,978 INFO L93 Difference]: Finished difference Result 3620 states and 4906 transitions. [2022-11-22 01:53:29,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:53:29,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 192 [2022-11-22 01:53:29,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:29,988 INFO L225 Difference]: With dead ends: 3620 [2022-11-22 01:53:29,988 INFO L226 Difference]: Without dead ends: 1699 [2022-11-22 01:53:29,994 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 [2022-11-22 01:53:29,995 INFO L413 NwaCegarLoop]: 618 mSDtfsCounter, 418 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 418 SdHoareTripleChecker+Valid, 1039 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:29,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [418 Valid, 1039 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-22 01:53:29,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1699 states. [2022-11-22 01:53:30,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1699 to 1691. [2022-11-22 01:53:30,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1691 states, 1084 states have (on average 1.320110701107011) internal successors, (1431), 1127 states have internal predecessors, (1431), 415 states have call successors, (415), 194 states have call predecessors, (415), 191 states have return successors, (434), 387 states have call predecessors, (434), 414 states have call successors, (434) [2022-11-22 01:53:30,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1691 states and 2280 transitions. [2022-11-22 01:53:30,166 INFO L78 Accepts]: Start accepts. Automaton has 1691 states and 2280 transitions. Word has length 192 [2022-11-22 01:53:30,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:30,167 INFO L495 AbstractCegarLoop]: Abstraction has 1691 states and 2280 transitions. [2022-11-22 01:53:30,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-22 01:53:30,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2280 transitions. [2022-11-22 01:53:30,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-11-22 01:53:30,171 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:30,171 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:53:30,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-22 01:53:30,172 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:30,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:30,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1361042608, now seen corresponding path program 1 times [2022-11-22 01:53:30,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:30,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316112149] [2022-11-22 01:53:30,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:30,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:30,485 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2022-11-22 01:53:30,485 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:30,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316112149] [2022-11-22 01:53:30,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316112149] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:30,485 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:30,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:53:30,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911831280] [2022-11-22 01:53:30,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:30,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:53:30,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:30,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:53:30,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:53:30,489 INFO L87 Difference]: Start difference. First operand 1691 states and 2280 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-22 01:53:33,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:53:33,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:33,909 INFO L93 Difference]: Finished difference Result 3798 states and 5259 transitions. [2022-11-22 01:53:33,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:53:33,911 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 198 [2022-11-22 01:53:33,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:33,923 INFO L225 Difference]: With dead ends: 3798 [2022-11-22 01:53:33,924 INFO L226 Difference]: Without dead ends: 2146 [2022-11-22 01:53:33,960 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 [2022-11-22 01:53:33,961 INFO L413 NwaCegarLoop]: 591 mSDtfsCounter, 116 mSDsluCounter, 465 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 1056 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:33,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 1056 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-11-22 01:53:33,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2146 states. [2022-11-22 01:53:34,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2146 to 1699. [2022-11-22 01:53:34,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1699 states, 1092 states have (on average 1.3214285714285714) internal successors, (1443), 1135 states have internal predecessors, (1443), 415 states have call successors, (415), 194 states have call predecessors, (415), 191 states have return successors, (434), 387 states have call predecessors, (434), 414 states have call successors, (434) [2022-11-22 01:53:34,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1699 states and 2292 transitions. [2022-11-22 01:53:34,114 INFO L78 Accepts]: Start accepts. Automaton has 1699 states and 2292 transitions. Word has length 198 [2022-11-22 01:53:34,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:34,114 INFO L495 AbstractCegarLoop]: Abstraction has 1699 states and 2292 transitions. [2022-11-22 01:53:34,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-22 01:53:34,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2292 transitions. [2022-11-22 01:53:34,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2022-11-22 01:53:34,118 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:34,119 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:53:34,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-22 01:53:34,119 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:34,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:34,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1764627269, now seen corresponding path program 1 times [2022-11-22 01:53:34,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:34,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881586190] [2022-11-22 01:53:34,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:34,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:34,482 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-22 01:53:34,482 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:34,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881586190] [2022-11-22 01:53:34,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881586190] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:53:34,483 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:53:34,483 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:53:34,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908768348] [2022-11-22 01:53:34,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:53:34,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:53:34,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:53:34,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:53:34,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:53:34,485 INFO L87 Difference]: Start difference. First operand 1699 states and 2292 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-22 01:53:36,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:53:36,865 INFO L93 Difference]: Finished difference Result 3702 states and 5021 transitions. [2022-11-22 01:53:36,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:53:36,866 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 200 [2022-11-22 01:53:36,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:53:36,878 INFO L225 Difference]: With dead ends: 3702 [2022-11-22 01:53:36,878 INFO L226 Difference]: Without dead ends: 2042 [2022-11-22 01:53:36,883 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 [2022-11-22 01:53:36,884 INFO L413 NwaCegarLoop]: 555 mSDtfsCounter, 166 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 964 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:53:36,885 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 964 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-22 01:53:36,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2042 states. [2022-11-22 01:53:37,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2042 to 1985. [2022-11-22 01:53:37,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1985 states, 1324 states have (on average 1.3353474320241692) internal successors, (1768), 1369 states have internal predecessors, (1768), 444 states have call successors, (444), 219 states have call predecessors, (444), 216 states have return successors, (465), 414 states have call predecessors, (465), 443 states have call successors, (465) [2022-11-22 01:53:37,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1985 states and 2677 transitions. [2022-11-22 01:53:37,042 INFO L78 Accepts]: Start accepts. Automaton has 1985 states and 2677 transitions. Word has length 200 [2022-11-22 01:53:37,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:53:37,044 INFO L495 AbstractCegarLoop]: Abstraction has 1985 states and 2677 transitions. [2022-11-22 01:53:37,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-22 01:53:37,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 2677 transitions. [2022-11-22 01:53:37,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-22 01:53:37,049 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:53:37,049 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:53:37,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-22 01:53:37,050 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:53:37,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:53:37,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1350721045, now seen corresponding path program 1 times [2022-11-22 01:53:37,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:53:37,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585838195] [2022-11-22 01:53:37,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:37,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:53:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:38,278 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-22 01:53:38,278 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:53:38,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585838195] [2022-11-22 01:53:38,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585838195] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:53:38,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [922547737] [2022-11-22 01:53:38,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:53:38,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:53:38,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:53:38,284 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:53:38,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 01:53:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:53:39,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 2391 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-22 01:53:39,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:53:40,120 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 70 proven. 44 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-22 01:53:40,121 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:53:41,013 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-11-22 01:53:41,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [922547737] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 01:53:41,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [305150400] [2022-11-22 01:53:41,043 INFO L159 IcfgInterpreter]: Started Sifa with 128 locations of interest [2022-11-22 01:53:41,044 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 01:53:41,050 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 01:53:41,056 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 01:53:41,056 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 01:53:46,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:46,855 INFO L217 Elim1Store]: Index analysis took 409 ms [2022-11-22 01:53:47,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 47 select indices, 47 select index equivalence classes, 1097 disjoint index pairs (out of 1081 index pairs), introduced 47 new quantified variables, introduced 0 case distinctions, treesize of input 464 treesize of output 606 [2022-11-22 01:53:47,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:47,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,072 INFO L217 Elim1Store]: Index analysis took 117 ms [2022-11-22 01:53:48,264 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 47 select indices, 47 select index equivalence classes, 1085 disjoint index pairs (out of 1081 index pairs), introduced 47 new quantified variables, introduced 0 case distinctions, treesize of input 451 treesize of output 581 [2022-11-22 01:53:48,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 47 select indices, 47 select index equivalence classes, 1088 disjoint index pairs (out of 1081 index pairs), introduced 47 new quantified variables, introduced 0 case distinctions, treesize of input 456 treesize of output 590 [2022-11-22 01:53:48,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:48,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:51,619 INFO L321 Elim1Store]: treesize reduction 1162, result has 25.4 percent of original size [2022-11-22 01:53:51,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 34 select indices, 34 select index equivalence classes, 500 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 93 case distinctions, treesize of input 184 treesize of output 517 [2022-11-22 01:53:51,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 85 [2022-11-22 01:53:52,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:52,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:53,148 INFO L217 Elim1Store]: Index analysis took 586 ms [2022-11-22 01:53:54,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 47 select indices, 47 select index equivalence classes, 1097 disjoint index pairs (out of 1081 index pairs), introduced 47 new quantified variables, introduced 0 case distinctions, treesize of input 464 treesize of output 606 [2022-11-22 01:53:54,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:54,833 INFO L217 Elim1Store]: Index analysis took 196 ms [2022-11-22 01:53:55,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 47 select indices, 47 select index equivalence classes, 1097 disjoint index pairs (out of 1081 index pairs), introduced 47 new quantified variables, introduced 0 case distinctions, treesize of input 466 treesize of output 608 [2022-11-22 01:53:55,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,380 INFO L217 Elim1Store]: Index analysis took 137 ms [2022-11-22 01:53:55,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 47 select indices, 47 select index equivalence classes, 1082 disjoint index pairs (out of 1081 index pairs), introduced 47 new quantified variables, introduced 0 case distinctions, treesize of input 441 treesize of output 563 [2022-11-22 01:53:55,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:55,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 31 select indices, 31 select index equivalence classes, 530 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 259 [2022-11-22 01:53:57,331 INFO L350 Elim1Store]: Elim1 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 8 treesize of output 7 [2022-11-22 01:53:57,335 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:53:57,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-22 01:53:58,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 155 [2022-11-22 01:53:58,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2022-11-22 01:53:58,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:58,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:58,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 33 select indices, 33 select index equivalence classes, 530 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 100 [2022-11-22 01:53:58,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:58,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:58,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 561 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 103 [2022-11-22 01:54:00,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 155 [2022-11-22 01:54:00,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2022-11-22 01:54:00,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:00,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:00,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 33 select indices, 33 select index equivalence classes, 530 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 100 [2022-11-22 01:54:00,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:00,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:00,381 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 561 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 103 [2022-11-22 01:54:10,087 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:54:10,141 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:54:10,208 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:54:10,610 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:54:10,615 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:54:10,624 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:54:17,692 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:54:17,743 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:54:17,994 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:54:18,217 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:54:18,220 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:54:18,250 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:54:30,739 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:54:30,860 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:54:30,964 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:54:31,292 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:54:31,300 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:54:31,307 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:54:41,828 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:54:41,935 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:54:42,001 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:54:42,333 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:54:42,344 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:54:42,349 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 01:55:25,651 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 727 for LOIs [2022-11-22 01:55:26,711 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 116 for LOIs [2022-11-22 01:55:26,749 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:55:26,762 INFO L350 Elim1Store]: Elim1 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 8 treesize of output 7 [2022-11-22 01:55:27,312 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 137 for LOIs [2022-11-22 01:55:27,331 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 142 for LOIs [2022-11-22 01:55:27,380 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 01:55:42,655 WARN L233 SmtUtils]: Spent 13.96s on a formula simplification. DAG size of input: 957 DAG size of output: 833 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:56:03,381 WARN L233 SmtUtils]: Spent 15.59s on a formula simplification. DAG size of input: 881 DAG size of output: 768 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:56:18,492 WARN L233 SmtUtils]: Spent 14.60s on a formula simplification. DAG size of input: 885 DAG size of output: 762 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:56:34,341 WARN L233 SmtUtils]: Spent 15.28s on a formula simplification. DAG size of input: 901 DAG size of output: 772 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:56:53,016 WARN L233 SmtUtils]: Spent 18.00s on a formula simplification. DAG size of input: 905 DAG size of output: 798 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:57:10,061 WARN L233 SmtUtils]: Spent 16.37s on a formula simplification. DAG size of input: 921 DAG size of output: 785 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:57:29,575 WARN L233 SmtUtils]: Spent 18.85s on a formula simplification. DAG size of input: 925 DAG size of output: 822 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:57:37,292 WARN L233 SmtUtils]: Spent 7.14s on a formula simplification. DAG size of input: 727 DAG size of output: 700 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:57:45,510 WARN L233 SmtUtils]: Spent 7.59s on a formula simplification. DAG size of input: 745 DAG size of output: 718 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 01:57:45,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [305150400] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:57:45,549 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-22 01:57:45,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [5, 7, 7] total 34 [2022-11-22 01:57:45,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763727178] [2022-11-22 01:57:45,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:57:45,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-22 01:57:45,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:57:45,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-22 01:57:45,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=960, Unknown=0, NotChecked=0, Total=1122 [2022-11-22 01:57:45,552 INFO L87 Difference]: Start difference. First operand 1985 states and 2677 transitions. Second operand has 21 states, 12 states have (on average 7.583333333333333) internal successors, (91), 11 states have internal predecessors, (91), 7 states have call successors, (27), 5 states have call predecessors, (27), 4 states have return successors, (26), 6 states have call predecessors, (26), 7 states have call successors, (26) [2022-11-22 01:57:50,040 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 [] [2022-11-22 01:58:29,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-22 01:58:31,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:58:32,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:58:34,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:58:38,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:59:03,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:59:03,356 INFO L93 Difference]: Finished difference Result 3954 states and 5337 transitions. [2022-11-22 01:59:03,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-22 01:59:03,357 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 12 states have (on average 7.583333333333333) internal successors, (91), 11 states have internal predecessors, (91), 7 states have call successors, (27), 5 states have call predecessors, (27), 4 states have return successors, (26), 6 states have call predecessors, (26), 7 states have call successors, (26) Word has length 211 [2022-11-22 01:59:03,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:59:03,368 INFO L225 Difference]: With dead ends: 3954 [2022-11-22 01:59:03,369 INFO L226 Difference]: Without dead ends: 1987 [2022-11-22 01:59:03,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 637 GetRequests, 603 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 138.3s TimeCoverageRelationStatistics Valid=162, Invalid=960, Unknown=0, NotChecked=0, Total=1122 [2022-11-22 01:59:03,375 INFO L413 NwaCegarLoop]: 435 mSDtfsCounter, 8 mSDsluCounter, 3630 mSDsCounter, 0 mSdLazyCounter, 2825 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 76.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 4065 SdHoareTripleChecker+Invalid, 2830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 2825 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 77.5s IncrementalHoareTripleChecker+Time [2022-11-22 01:59:03,376 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 4065 Invalid, 2830 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 2825 Invalid, 2 Unknown, 0 Unchecked, 77.5s Time] [2022-11-22 01:59:03,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1987 states. [2022-11-22 01:59:03,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1987 to 1987. [2022-11-22 01:59:03,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1987 states, 1326 states have (on average 1.334841628959276) internal successors, (1770), 1370 states have internal predecessors, (1770), 444 states have call successors, (444), 220 states have call predecessors, (444), 216 states have return successors, (465), 414 states have call predecessors, (465), 443 states have call successors, (465) [2022-11-22 01:59:03,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1987 states and 2679 transitions. [2022-11-22 01:59:03,632 INFO L78 Accepts]: Start accepts. Automaton has 1987 states and 2679 transitions. Word has length 211 [2022-11-22 01:59:03,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:59:03,632 INFO L495 AbstractCegarLoop]: Abstraction has 1987 states and 2679 transitions. [2022-11-22 01:59:03,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 12 states have (on average 7.583333333333333) internal successors, (91), 11 states have internal predecessors, (91), 7 states have call successors, (27), 5 states have call predecessors, (27), 4 states have return successors, (26), 6 states have call predecessors, (26), 7 states have call successors, (26) [2022-11-22 01:59:03,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 2679 transitions. [2022-11-22 01:59:03,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-11-22 01:59:03,639 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:59:03,640 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:59:03,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-22 01:59:03,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:59:03,851 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:59:03,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:59:03,852 INFO L85 PathProgramCache]: Analyzing trace with hash 2102826067, now seen corresponding path program 1 times [2022-11-22 01:59:03,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:59:03,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507674379] [2022-11-22 01:59:03,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:03,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:59:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:05,070 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-22 01:59:05,071 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:59:05,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507674379] [2022-11-22 01:59:05,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507674379] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:59:05,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919677772] [2022-11-22 01:59:05,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:05,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:59:05,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:59:05,074 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:59:05,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 01:59:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:06,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 2406 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-22 01:59:06,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:59:06,193 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 60 proven. 3 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-22 01:59:06,193 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:59:06,472 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-22 01:59:06,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919677772] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-22 01:59:06,472 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-22 01:59:06,473 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 10 [2022-11-22 01:59:06,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983162954] [2022-11-22 01:59:06,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:59:06,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:59:06,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:59:06,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:59:06,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-11-22 01:59:06,475 INFO L87 Difference]: Start difference. First operand 1987 states and 2679 transitions. Second operand has 4 states, 3 states have (on average 31.333333333333332) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-22 01:59:09,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:59:09,138 INFO L93 Difference]: Finished difference Result 3951 states and 5332 transitions. [2022-11-22 01:59:09,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:59:09,139 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 31.333333333333332) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 212 [2022-11-22 01:59:09,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:59:09,152 INFO L225 Difference]: With dead ends: 3951 [2022-11-22 01:59:09,152 INFO L226 Difference]: Without dead ends: 1988 [2022-11-22 01:59:09,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 428 GetRequests, 420 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-11-22 01:59:09,159 INFO L413 NwaCegarLoop]: 443 mSDtfsCounter, 1 mSDsluCounter, 880 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1323 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-22 01:59:09,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1323 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-22 01:59:09,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1988 states. [2022-11-22 01:59:09,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1988 to 1986. [2022-11-22 01:59:09,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1986 states, 1325 states have (on average 1.3350943396226416) internal successors, (1769), 1370 states have internal predecessors, (1769), 444 states have call successors, (444), 219 states have call predecessors, (444), 216 states have return successors, (465), 414 states have call predecessors, (465), 443 states have call successors, (465) [2022-11-22 01:59:09,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1986 states and 2678 transitions. [2022-11-22 01:59:09,427 INFO L78 Accepts]: Start accepts. Automaton has 1986 states and 2678 transitions. Word has length 212 [2022-11-22 01:59:09,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:59:09,428 INFO L495 AbstractCegarLoop]: Abstraction has 1986 states and 2678 transitions. [2022-11-22 01:59:09,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 31.333333333333332) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-22 01:59:09,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2678 transitions. [2022-11-22 01:59:09,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-22 01:59:09,433 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:59:09,434 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:59:09,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-22 01:59:09,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-22 01:59:09,647 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:59:09,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:59:09,647 INFO L85 PathProgramCache]: Analyzing trace with hash -666642399, now seen corresponding path program 2 times [2022-11-22 01:59:09,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:59:09,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080226772] [2022-11-22 01:59:09,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:09,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:59:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:10,849 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-22 01:59:10,850 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:59:10,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080226772] [2022-11-22 01:59:10,850 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080226772] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:59:10,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1337222781] [2022-11-22 01:59:10,851 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-22 01:59:10,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:59:10,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:59:10,853 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:59:10,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-22 01:59:26,065 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-22 01:59:26,066 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-22 01:59:26,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 1725 conjuncts, 45 conjunts are in the unsatisfiable core [2022-11-22 01:59:26,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:59:26,656 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-11-22 01:59:26,657 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:59:27,192 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-11-22 01:59:27,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1337222781] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-22 01:59:27,193 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-22 01:59:27,193 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 11] total 17 [2022-11-22 01:59:27,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604620586] [2022-11-22 01:59:27,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:59:27,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 01:59:27,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:59:27,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 01:59:27,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2022-11-22 01:59:27,196 INFO L87 Difference]: Start difference. First operand 1986 states and 2678 transitions. Second operand has 6 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 1 states have call successors, (26) [2022-11-22 01:59:30,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:59:31,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:59:33,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:59:34,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:59:34,749 INFO L93 Difference]: Finished difference Result 2609 states and 3512 transitions. [2022-11-22 01:59:34,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 01:59:34,750 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 1 states have call successors, (26) Word has length 213 [2022-11-22 01:59:34,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:59:34,765 INFO L225 Difference]: With dead ends: 2609 [2022-11-22 01:59:34,765 INFO L226 Difference]: Without dead ends: 2604 [2022-11-22 01:59:34,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 430 GetRequests, 415 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2022-11-22 01:59:34,768 INFO L413 NwaCegarLoop]: 490 mSDtfsCounter, 672 mSDsluCounter, 1246 mSDsCounter, 0 mSdLazyCounter, 366 mSolverCounterSat, 212 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 673 SdHoareTripleChecker+Valid, 1736 SdHoareTripleChecker+Invalid, 579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 366 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:59:34,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [673 Valid, 1736 Invalid, 579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 366 Invalid, 1 Unknown, 0 Unchecked, 7.2s Time] [2022-11-22 01:59:34,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2604 states. [2022-11-22 01:59:35,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2604 to 1986. [2022-11-22 01:59:35,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1986 states, 1325 states have (on average 1.3350943396226416) internal successors, (1769), 1370 states have internal predecessors, (1769), 444 states have call successors, (444), 219 states have call predecessors, (444), 216 states have return successors, (465), 414 states have call predecessors, (465), 443 states have call successors, (465) [2022-11-22 01:59:35,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1986 states and 2678 transitions. [2022-11-22 01:59:35,045 INFO L78 Accepts]: Start accepts. Automaton has 1986 states and 2678 transitions. Word has length 213 [2022-11-22 01:59:35,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:59:35,046 INFO L495 AbstractCegarLoop]: Abstraction has 1986 states and 2678 transitions. [2022-11-22 01:59:35,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 1 states have call successors, (26) [2022-11-22 01:59:35,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2678 transitions. [2022-11-22 01:59:35,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-11-22 01:59:35,053 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:59:35,053 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:59:35,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-22 01:59:35,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:59:35,270 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:59:35,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:59:35,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1755878421, now seen corresponding path program 1 times [2022-11-22 01:59:35,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:59:35,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701736504] [2022-11-22 01:59:35,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:35,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:59:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:36,522 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-11-22 01:59:36,529 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:59:36,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701736504] [2022-11-22 01:59:36,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701736504] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:59:36,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1286879545] [2022-11-22 01:59:36,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:36,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:59:36,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:59:36,532 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:59:36,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faa72d2-542c-4dfe-92a7-3d3534273a9b/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-22 01:59:37,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:37,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 2641 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-22 01:59:37,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:59:38,384 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 70 proven. 44 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-22 01:59:38,384 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:59:39,203 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-22 01:59:39,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1286879545] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 01:59:39,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [229520021] [2022-11-22 01:59:39,209 INFO L159 IcfgInterpreter]: Started Sifa with 146 locations of interest [2022-11-22 01:59:39,209 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 01:59:39,210 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 01:59:39,210 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 01:59:39,210 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 01:59:45,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:45,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,273 INFO L321 Elim1Store]: treesize reduction 1162, result has 25.4 percent of original size [2022-11-22 01:59:48,274 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 34 select indices, 34 select index equivalence classes, 500 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 93 case distinctions, treesize of input 184 treesize of output 517 [2022-11-22 01:59:49,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:49,473 INFO L217 Elim1Store]: Index analysis took 435 ms [2022-11-22 01:59:50,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 47 select indices, 47 select index equivalence classes, 1097 disjoint index pairs (out of 1081 index pairs), introduced 47 new quantified variables, introduced 0 case distinctions, treesize of input 464 treesize of output 606 [2022-11-22 01:59:50,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 47 select indices, 47 select index equivalence classes, 1097 disjoint index pairs (out of 1081 index pairs), introduced 47 new quantified variables, introduced 0 case distinctions, treesize of input 466 treesize of output 608 [2022-11-22 01:59:50,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:50,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 47 select indices, 47 select index equivalence classes, 1082 disjoint index pairs (out of 1081 index pairs), introduced 47 new quantified variables, introduced 0 case distinctions, treesize of input 441 treesize of output 563 [2022-11-22 01:59:51,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:51,938 INFO L217 Elim1Store]: Index analysis took 370 ms [2022-11-22 01:59:52,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 47 select indices, 47 select index equivalence classes, 1097 disjoint index pairs (out of 1081 index pairs), introduced 47 new quantified variables, introduced 0 case distinctions, treesize of input 464 treesize of output 606 [2022-11-22 01:59:52,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:52,993 INFO L217 Elim1Store]: Index analysis took 105 ms [2022-11-22 01:59:53,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 47 select indices, 47 select index equivalence classes, 1085 disjoint index pairs (out of 1081 index pairs), introduced 47 new quantified variables, introduced 0 case distinctions, treesize of input 451 treesize of output 581 [2022-11-22 01:59:53,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:53,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 47 select indices, 47 select index equivalence classes, 1088 disjoint index pairs (out of 1081 index pairs), introduced 47 new quantified variables, introduced 0 case distinctions, treesize of input 456 treesize of output 590 [2022-11-22 01:59:53,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 85 [2022-11-22 01:59:54,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:54,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:54,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 31 select indices, 31 select index equivalence classes, 530 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 259 [2022-11-22 01:59:55,163 INFO L350 Elim1Store]: Elim1 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 8 treesize of output 7 [2022-11-22 01:59:55,168 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 01:59:55,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-22 01:59:56,068 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 155 [2022-11-22 01:59:56,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2022-11-22 01:59:56,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:56,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:56,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 561 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 103 [2022-11-22 01:59:56,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:56,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:56,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 33 select indices, 33 select index equivalence classes, 530 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 100 [2022-11-22 01:59:58,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 155 [2022-11-22 01:59:58,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2022-11-22 01:59:58,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:58,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:58,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 561 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 103 [2022-11-22 01:59:58,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:58,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:58,411 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 33 select indices, 33 select index equivalence classes, 530 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 100 [2022-11-22 02:00:00,088 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:00,186 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:00,281 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:01,208 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:01,260 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:01,442 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:14,597 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:14,727 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:14,819 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:15,159 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:00:15,174 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:00:15,183 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:00:24,381 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:24,456 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:24,540 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:24,957 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:00:24,963 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:00:24,971 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:00:34,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 02:00:34,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-22 02:00:34,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-22 02:00:34,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 112 [2022-11-22 02:00:34,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 112 [2022-11-22 02:00:34,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 114 [2022-11-22 02:00:34,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 02:00:34,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-22 02:00:34,696 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-22 02:00:36,029 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:36,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,229 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 77 select indices, 77 select index equivalence classes, 1517 disjoint index pairs (out of 2926 index pairs), introduced 77 new quantified variables, introduced 0 case distinctions, treesize of input 690 treesize of output 232 [2022-11-22 02:00:36,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:36,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 77 select indices, 77 select index equivalence classes, 1517 disjoint index pairs (out of 2926 index pairs), introduced 77 new quantified variables, introduced 0 case distinctions, treesize of input 690 treesize of output 232 [2022-11-22 02:00:36,710 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:00:44,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:44,956 INFO L217 Elim1Store]: Index analysis took 132 ms [2022-11-22 02:00:44,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 77 select indices, 77 select index equivalence classes, 1517 disjoint index pairs (out of 2926 index pairs), introduced 77 new quantified variables, introduced 0 case distinctions, treesize of input 690 treesize of output 232 [2022-11-22 02:00:45,081 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:00:45,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:00:45,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 77 select indices, 77 select index equivalence classes, 1517 disjoint index pairs (out of 2926 index pairs), introduced 77 new quantified variables, introduced 0 case distinctions, treesize of input 690 treesize of output 232 [2022-11-22 02:00:45,640 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:00:45,644 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:01:02,649 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:01:02,699 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:01:02,847 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:01:02,851 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:01:06,735 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:01:06,778 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:01:06,924 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:01:06,927 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:01:18,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:18,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:18,942 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2022-11-22 02:01:19,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2022-11-22 02:01:19,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 22 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 53 [2022-11-22 02:01:19,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-22 02:01:19,281 INFO L321 Elim1Store]: treesize reduction 81, result has 25.7 percent of original size [2022-11-22 02:01:19,281 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 33 [2022-11-22 02:01:19,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:19,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 57 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 71 [2022-11-22 02:01:19,445 INFO L321 Elim1Store]: treesize reduction 141, result has 10.2 percent of original size [2022-11-22 02:01:19,445 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 12 case distinctions, treesize of input 60 treesize of output 57 [2022-11-22 02:01:19,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2022-11-22 02:01:19,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2022-11-22 02:01:19,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2022-11-22 02:01:19,921 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2022-11-22 02:01:22,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 22 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 53 [2022-11-22 02:01:22,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-22 02:01:22,488 INFO L321 Elim1Store]: treesize reduction 81, result has 25.7 percent of original size [2022-11-22 02:01:22,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 33 [2022-11-22 02:01:22,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 57 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 71 [2022-11-22 02:01:22,639 INFO L321 Elim1Store]: treesize reduction 141, result has 10.2 percent of original size [2022-11-22 02:01:22,639 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 12 case distinctions, treesize of input 60 treesize of output 57 [2022-11-22 02:01:22,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:22,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2022-11-22 02:01:22,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 14 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2022-11-22 02:01:23,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2022-11-22 02:01:23,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2022-11-22 02:01:23,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2022-11-22 02:01:23,617 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2022-11-22 02:01:44,374 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 879 for LOIs [2022-11-22 02:01:49,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-22 02:01:49,331 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-22 02:01:49,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-22 02:01:49,370 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 202 for LOIs [2022-11-22 02:01:49,564 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 1079 for LOIs [2022-11-22 02:01:51,375 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:01:51,552 INFO L350 Elim1Store]: Elim1 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 8 treesize of output 7 [2022-11-22 02:01:53,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:53,801 INFO L217 Elim1Store]: Index analysis took 157 ms [2022-11-22 02:01:54,018 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 33 select indices, 33 select index equivalence classes, 564 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 272 [2022-11-22 02:01:54,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:54,367 INFO L217 Elim1Store]: Index analysis took 139 ms [2022-11-22 02:01:55,278 INFO L321 Elim1Store]: treesize reduction 234, result has 33.5 percent of original size [2022-11-22 02:01:55,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 35 select indices, 35 select index equivalence classes, 582 disjoint index pairs (out of 595 index pairs), introduced 35 new quantified variables, introduced 26 case distinctions, treesize of input 182 treesize of output 333 [2022-11-22 02:01:59,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,270 INFO L217 Elim1Store]: Index analysis took 121 ms [2022-11-22 02:01:59,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 33 select indices, 33 select index equivalence classes, 564 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 272 [2022-11-22 02:01:59,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:01:59,774 INFO L217 Elim1Store]: Index analysis took 146 ms [2022-11-22 02:02:01,627 INFO L321 Elim1Store]: treesize reduction 522, result has 33.4 percent of original size [2022-11-22 02:02:01,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 35 select indices, 35 select index equivalence classes, 566 disjoint index pairs (out of 595 index pairs), introduced 35 new quantified variables, introduced 58 case distinctions, treesize of input 182 treesize of output 397 [2022-11-22 02:02:05,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:05,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 33 select indices, 33 select index equivalence classes, 564 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 272 [2022-11-22 02:02:06,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:02:06,403 INFO L217 Elim1Store]: Index analysis took 107 ms [2022-11-22 02:02:06,671 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 02:02:06,672 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 35 select indices, 35 select index equivalence classes, 593 disjoint index pairs (out of 595 index pairs), introduced 35 new quantified variables, introduced 4 case distinctions, treesize of input 182 treesize of output 289 [2022-11-22 02:02:07,341 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 1095 for LOIs [2022-11-22 02:02:09,079 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 121 for LOIs [2022-11-22 02:02:09,106 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:02:24,192 WARN L233 SmtUtils]: Spent 13.95s on a formula simplification. DAG size of input: 957 DAG size of output: 833 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:05:25,558 WARN L233 SmtUtils]: Spent 3.02m on a formula simplification. DAG size of input: 1079 DAG size of output: 1026 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)