./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/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_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/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_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/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 07ae4eb392cc9822cbd398c1edf107cccc60d6668bc59dbf5a692a6b9350873b --- 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 01:59:25,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:59:25,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:59:25,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:59:25,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:59:25,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:59:25,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:59:25,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:59:25,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:59:25,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:59:25,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:59:25,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:59:25,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:59:25,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:59:25,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:59:25,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:59:25,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:59:25,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:59:25,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:59:25,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:59:25,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:59:25,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:59:25,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:59:25,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:59:25,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:59:25,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:59:25,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:59:25,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:59:25,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:59:25,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:59:25,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:59:25,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:59:25,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:59:25,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:59:25,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:59:25,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:59:25,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:59:25,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:59:25,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:59:25,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:59:25,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:59:25,330 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:59:25,371 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:59:25,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:59:25,372 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:59:25,372 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:59:25,373 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:59:25,373 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:59:25,373 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:59:25,373 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:59:25,374 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:59:25,374 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:59:25,375 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:59:25,375 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:59:25,375 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:59:25,375 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:59:25,376 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:59:25,376 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:59:25,376 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:59:25,376 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:59:25,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:59:25,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:59:25,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:59:25,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:59:25,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:59:25,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:59:25,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:59:25,378 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:59:25,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:59:25,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:59:25,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:59:25,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:59:25,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:59:25,380 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:59:25,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:59:25,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:59:25,381 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:59:25,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:59:25,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:59:25,381 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:59:25,381 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_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07ae4eb392cc9822cbd398c1edf107cccc60d6668bc59dbf5a692a6b9350873b [2022-11-22 01:59:25,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:59:25,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:59:25,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:59:25,697 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:59:25,697 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:59:25,698 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-22 01:59:28,790 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:59:29,210 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:59:29,211 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-22 01:59:29,235 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/data/abba6a63c/30008e29a1fb4f72b3e70a1ca6291ca6/FLAG307fd8e14 [2022-11-22 01:59:29,251 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/data/abba6a63c/30008e29a1fb4f72b3e70a1ca6291ca6 [2022-11-22 01:59:29,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:59:29,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:59:29,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:59:29,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:59:29,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:59:29,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:59:29" (1/1) ... [2022-11-22 01:59:29,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11ead702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:29, skipping insertion in model container [2022-11-22 01:59:29,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:59:29" (1/1) ... [2022-11-22 01:59:29,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:59:29,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:59:30,134 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_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i[113497,113510] [2022-11-22 01:59:30,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:59:30,233 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:59:30,478 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_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i[113497,113510] [2022-11-22 01:59:30,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:59:30,537 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:59:30,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30 WrapperNode [2022-11-22 01:59:30,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:59:30,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:59:30,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:59:30,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:59:30,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30" (1/1) ... [2022-11-22 01:59:30,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30" (1/1) ... [2022-11-22 01:59:30,662 INFO L138 Inliner]: procedures = 107, calls = 317, calls flagged for inlining = 47, calls inlined = 41, statements flattened = 790 [2022-11-22 01:59:30,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:59:30,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:59:30,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:59:30,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:59:30,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30" (1/1) ... [2022-11-22 01:59:30,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30" (1/1) ... [2022-11-22 01:59:30,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30" (1/1) ... [2022-11-22 01:59:30,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30" (1/1) ... [2022-11-22 01:59:30,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30" (1/1) ... [2022-11-22 01:59:30,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30" (1/1) ... [2022-11-22 01:59:30,759 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30" (1/1) ... [2022-11-22 01:59:30,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30" (1/1) ... [2022-11-22 01:59:30,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:59:30,773 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:59:30,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:59:30,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:59:30,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30" (1/1) ... [2022-11-22 01:59:30,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:59:30,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:59:30,813 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:59:30,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:59:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 01:59:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 01:59:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:59:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 01:59:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 01:59:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 01:59:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 01:59:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 01:59:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 01:59:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2022-11-22 01:59:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2022-11-22 01:59:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:59:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-22 01:59:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-22 01:59:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 01:59:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 01:59:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2022-11-22 01:59:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2022-11-22 01:59:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-22 01:59:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-22 01:59:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-22 01:59:30,868 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-22 01:59:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:59:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:59:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 01:59:30,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 01:59:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:59:30,870 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2022-11-22 01:59:30,870 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2022-11-22 01:59:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2022-11-22 01:59:30,871 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2022-11-22 01:59:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2022-11-22 01:59:30,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2022-11-22 01:59:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:59:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:59:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:59:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 01:59:30,872 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 01:59:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 01:59:30,872 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 01:59:30,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:59:30,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:59:30,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:59:31,237 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:59:31,240 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:59:31,382 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 01:59:32,081 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:59:32,393 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:59:32,393 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-22 01:59:32,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:59:32 BoogieIcfgContainer [2022-11-22 01:59:32,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:59:32,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:59:32,401 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:59:32,405 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:59:32,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:59:29" (1/3) ... [2022-11-22 01:59:32,407 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fa14324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:59:32, skipping insertion in model container [2022-11-22 01:59:32,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:59:30" (2/3) ... [2022-11-22 01:59:32,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fa14324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:59:32, skipping insertion in model container [2022-11-22 01:59:32,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:59:32" (3/3) ... [2022-11-22 01:59:32,414 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-22 01:59:32,433 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:59:32,433 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 01:59:32,485 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:59:32,492 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;@1e648d44, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:59:32,492 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 01:59:32,497 INFO L276 IsEmpty]: Start isEmpty. Operand has 161 states, 101 states have (on average 1.4158415841584158) internal successors, (143), 113 states have internal predecessors, (143), 43 states have call successors, (43), 16 states have call predecessors, (43), 15 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2022-11-22 01:59:32,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-22 01:59:32,507 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:59:32,508 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:59:32,509 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:59:32,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:59:32,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1628873488, now seen corresponding path program 1 times [2022-11-22 01:59:32,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:59:32,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606199309] [2022-11-22 01:59:32,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:32,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:59:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:33,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:59:33,008 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:59:33,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606199309] [2022-11-22 01:59:33,009 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606199309] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:59:33,009 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:59:33,009 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:59:33,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654463511] [2022-11-22 01:59:33,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:59:33,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:59:33,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:59:33,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:59:33,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:59:33,048 INFO L87 Difference]: Start difference. First operand has 161 states, 101 states have (on average 1.4158415841584158) internal successors, (143), 113 states have internal predecessors, (143), 43 states have call successors, (43), 16 states have call predecessors, (43), 15 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-22 01:59:33,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:59:33,833 INFO L93 Difference]: Finished difference Result 457 states and 638 transitions. [2022-11-22 01:59:33,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:59:33,837 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 23 [2022-11-22 01:59:33,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:59:33,848 INFO L225 Difference]: With dead ends: 457 [2022-11-22 01:59:33,848 INFO L226 Difference]: Without dead ends: 287 [2022-11-22 01:59:33,852 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 01:59:33,855 INFO L413 NwaCegarLoop]: 219 mSDtfsCounter, 186 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-22 01:59:33,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 397 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-22 01:59:33,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2022-11-22 01:59:33,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 287. [2022-11-22 01:59:33,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 187 states have (on average 1.3422459893048129) internal successors, (251), 195 states have internal predecessors, (251), 71 states have call successors, (71), 29 states have call predecessors, (71), 28 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2022-11-22 01:59:33,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 388 transitions. [2022-11-22 01:59:33,953 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 388 transitions. Word has length 23 [2022-11-22 01:59:33,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:59:33,954 INFO L495 AbstractCegarLoop]: Abstraction has 287 states and 388 transitions. [2022-11-22 01:59:33,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-22 01:59:33,954 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 388 transitions. [2022-11-22 01:59:33,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-22 01:59:33,957 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:59:33,957 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-22 01:59:33,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 01:59:33,958 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:59:33,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:59:33,958 INFO L85 PathProgramCache]: Analyzing trace with hash -360512689, now seen corresponding path program 1 times [2022-11-22 01:59:33,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:59:33,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705932424] [2022-11-22 01:59:33,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:33,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:59:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:34,386 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-22 01:59:34,386 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:59:34,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705932424] [2022-11-22 01:59:34,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705932424] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:59:34,387 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:59:34,387 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:59:34,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443132331] [2022-11-22 01:59:34,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:59:34,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:59:34,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:59:34,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:59:34,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:59:34,391 INFO L87 Difference]: Start difference. First operand 287 states and 388 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 01:59:35,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:59:35,342 INFO L93 Difference]: Finished difference Result 491 states and 651 transitions. [2022-11-22 01:59:35,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:59:35,342 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 37 [2022-11-22 01:59:35,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:59:35,358 INFO L225 Difference]: With dead ends: 491 [2022-11-22 01:59:35,359 INFO L226 Difference]: Without dead ends: 488 [2022-11-22 01:59:35,361 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 01:59:35,362 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 133 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-22 01:59:35,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 367 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-22 01:59:35,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2022-11-22 01:59:35,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 468. [2022-11-22 01:59:35,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 468 states, 309 states have (on average 1.3300970873786409) internal successors, (411), 323 states have internal predecessors, (411), 110 states have call successors, (110), 49 states have call predecessors, (110), 48 states have return successors, (105), 103 states have call predecessors, (105), 105 states have call successors, (105) [2022-11-22 01:59:35,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 626 transitions. [2022-11-22 01:59:35,456 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 626 transitions. Word has length 37 [2022-11-22 01:59:35,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:59:35,457 INFO L495 AbstractCegarLoop]: Abstraction has 468 states and 626 transitions. [2022-11-22 01:59:35,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 01:59:35,458 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 626 transitions. [2022-11-22 01:59:35,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-22 01:59:35,465 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:59:35,466 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-22 01:59:35,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 01:59:35,466 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:59:35,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:59:35,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1709013437, now seen corresponding path program 1 times [2022-11-22 01:59:35,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:59:35,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402900759] [2022-11-22 01:59:35,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:35,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:59:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:35,751 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-22 01:59:35,752 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:59:35,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402900759] [2022-11-22 01:59:35,753 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402900759] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:59:35,753 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:59:35,753 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:59:35,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211459829] [2022-11-22 01:59:35,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:59:35,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:59:35,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:59:35,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:59:35,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:59:35,756 INFO L87 Difference]: Start difference. First operand 468 states and 626 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 01:59:37,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:59:37,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:59:37,063 INFO L93 Difference]: Finished difference Result 470 states and 627 transitions. [2022-11-22 01:59:37,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:59:37,083 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 38 [2022-11-22 01:59:37,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:59:37,087 INFO L225 Difference]: With dead ends: 470 [2022-11-22 01:59:37,087 INFO L226 Difference]: Without dead ends: 467 [2022-11-22 01:59:37,088 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 01:59:37,089 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 191 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:59:37,090 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 172 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-22 01:59:37,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2022-11-22 01:59:37,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 467. [2022-11-22 01:59:37,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 467 states, 309 states have (on average 1.3268608414239482) internal successors, (410), 322 states have internal predecessors, (410), 109 states have call successors, (109), 49 states have call predecessors, (109), 48 states have return successors, (105), 103 states have call predecessors, (105), 105 states have call successors, (105) [2022-11-22 01:59:37,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 624 transitions. [2022-11-22 01:59:37,143 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 624 transitions. Word has length 38 [2022-11-22 01:59:37,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:59:37,144 INFO L495 AbstractCegarLoop]: Abstraction has 467 states and 624 transitions. [2022-11-22 01:59:37,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 01:59:37,144 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 624 transitions. [2022-11-22 01:59:37,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-22 01:59:37,145 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:59:37,146 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-22 01:59:37,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 01:59:37,146 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:59:37,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:59:37,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1439818770, now seen corresponding path program 1 times [2022-11-22 01:59:37,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:59:37,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307544410] [2022-11-22 01:59:37,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:37,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:59:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:37,230 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-22 01:59:37,231 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:59:37,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307544410] [2022-11-22 01:59:37,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307544410] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:59:37,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:59:37,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:59:37,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277553944] [2022-11-22 01:59:37,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:59:37,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:59:37,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:59:37,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:59:37,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:59:37,234 INFO L87 Difference]: Start difference. First operand 467 states and 624 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 01:59:38,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:59:38,085 INFO L93 Difference]: Finished difference Result 469 states and 625 transitions. [2022-11-22 01:59:38,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:59:38,086 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 39 [2022-11-22 01:59:38,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:59:38,089 INFO L225 Difference]: With dead ends: 469 [2022-11-22 01:59:38,089 INFO L226 Difference]: Without dead ends: 466 [2022-11-22 01:59:38,090 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 01:59:38,091 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 188 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-22 01:59:38,092 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 170 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-22 01:59:38,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 466 states. [2022-11-22 01:59:38,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 466 to 466. [2022-11-22 01:59:38,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 466 states, 309 states have (on average 1.3236245954692556) internal successors, (409), 321 states have internal predecessors, (409), 108 states have call successors, (108), 49 states have call predecessors, (108), 48 states have return successors, (105), 103 states have call predecessors, (105), 105 states have call successors, (105) [2022-11-22 01:59:38,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 622 transitions. [2022-11-22 01:59:38,140 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 622 transitions. Word has length 39 [2022-11-22 01:59:38,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:59:38,140 INFO L495 AbstractCegarLoop]: Abstraction has 466 states and 622 transitions. [2022-11-22 01:59:38,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 01:59:38,141 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 622 transitions. [2022-11-22 01:59:38,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-22 01:59:38,142 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:59:38,142 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-22 01:59:38,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 01:59:38,143 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:59:38,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:59:38,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1684723552, now seen corresponding path program 1 times [2022-11-22 01:59:38,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:59:38,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120458972] [2022-11-22 01:59:38,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:38,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:59:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:38,231 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-22 01:59:38,232 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:59:38,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120458972] [2022-11-22 01:59:38,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120458972] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:59:38,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:59:38,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:59:38,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730934431] [2022-11-22 01:59:38,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:59:38,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:59:38,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:59:38,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:59:38,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:59:38,234 INFO L87 Difference]: Start difference. First operand 466 states and 622 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 01:59:38,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:59:38,693 INFO L93 Difference]: Finished difference Result 468 states and 623 transitions. [2022-11-22 01:59:38,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:59:38,694 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), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 40 [2022-11-22 01:59:38,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:59:38,697 INFO L225 Difference]: With dead ends: 468 [2022-11-22 01:59:38,697 INFO L226 Difference]: Without dead ends: 465 [2022-11-22 01:59:38,698 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 01:59:38,699 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 185 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:59:38,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 168 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-22 01:59:38,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2022-11-22 01:59:38,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 465. [2022-11-22 01:59:38,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 465 states, 309 states have (on average 1.3203883495145632) internal successors, (408), 320 states have internal predecessors, (408), 107 states have call successors, (107), 49 states have call predecessors, (107), 48 states have return successors, (105), 103 states have call predecessors, (105), 105 states have call successors, (105) [2022-11-22 01:59:38,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 620 transitions. [2022-11-22 01:59:38,748 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 620 transitions. Word has length 40 [2022-11-22 01:59:38,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:59:38,748 INFO L495 AbstractCegarLoop]: Abstraction has 465 states and 620 transitions. [2022-11-22 01:59:38,749 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), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 01:59:38,749 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 620 transitions. [2022-11-22 01:59:38,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-22 01:59:38,750 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:59:38,750 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-22 01:59:38,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 01:59:38,751 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:59:38,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:59:38,751 INFO L85 PathProgramCache]: Analyzing trace with hash 686842069, now seen corresponding path program 1 times [2022-11-22 01:59:38,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:59:38,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618970] [2022-11-22 01:59:38,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:38,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:59:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:38,833 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-22 01:59:38,834 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:59:38,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618970] [2022-11-22 01:59:38,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618970] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:59:38,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:59:38,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:59:38,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767729076] [2022-11-22 01:59:38,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:59:38,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:59:38,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:59:38,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:59:38,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:59:38,836 INFO L87 Difference]: Start difference. First operand 465 states and 620 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 01:59:39,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:59:39,504 INFO L93 Difference]: Finished difference Result 467 states and 621 transitions. [2022-11-22 01:59:39,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:59:39,506 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 41 [2022-11-22 01:59:39,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:59:39,508 INFO L225 Difference]: With dead ends: 467 [2022-11-22 01:59:39,509 INFO L226 Difference]: Without dead ends: 458 [2022-11-22 01:59:39,509 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 01:59:39,510 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 182 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-22 01:59:39,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 167 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-22 01:59:39,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2022-11-22 01:59:39,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 458. [2022-11-22 01:59:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 303 states have (on average 1.316831683168317) internal successors, (399), 313 states have internal predecessors, (399), 106 states have call successors, (106), 49 states have call predecessors, (106), 48 states have return successors, (105), 103 states have call predecessors, (105), 105 states have call successors, (105) [2022-11-22 01:59:39,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 610 transitions. [2022-11-22 01:59:39,560 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 610 transitions. Word has length 41 [2022-11-22 01:59:39,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:59:39,561 INFO L495 AbstractCegarLoop]: Abstraction has 458 states and 610 transitions. [2022-11-22 01:59:39,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-22 01:59:39,561 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 610 transitions. [2022-11-22 01:59:39,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-22 01:59:39,563 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:59:39,564 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2022-11-22 01:59:39,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 01:59:39,564 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:59:39,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:59:39,565 INFO L85 PathProgramCache]: Analyzing trace with hash -892620249, now seen corresponding path program 1 times [2022-11-22 01:59:39,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:59:39,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037993197] [2022-11-22 01:59:39,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:39,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:59:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:39,707 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-22 01:59:39,722 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:59:39,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037993197] [2022-11-22 01:59:39,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037993197] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:59:39,723 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:59:39,723 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:59:39,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698581363] [2022-11-22 01:59:39,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:59:39,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:59:39,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:59:39,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:59:39,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:59:39,725 INFO L87 Difference]: Start difference. First operand 458 states and 610 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-22 01:59:40,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:59:40,977 INFO L93 Difference]: Finished difference Result 745 states and 992 transitions. [2022-11-22 01:59:40,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:59:40,978 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 113 [2022-11-22 01:59:40,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:59:40,979 INFO L225 Difference]: With dead ends: 745 [2022-11-22 01:59:40,980 INFO L226 Difference]: Without dead ends: 298 [2022-11-22 01:59:40,981 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 01:59:40,982 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 31 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:59:40,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 320 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-22 01:59:40,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2022-11-22 01:59:41,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 293. [2022-11-22 01:59:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 204 states have (on average 1.3333333333333333) internal successors, (272), 209 states have internal predecessors, (272), 58 states have call successors, (58), 31 states have call predecessors, (58), 30 states have return successors, (57), 56 states have call predecessors, (57), 57 states have call successors, (57) [2022-11-22 01:59:41,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 387 transitions. [2022-11-22 01:59:41,010 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 387 transitions. Word has length 113 [2022-11-22 01:59:41,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:59:41,010 INFO L495 AbstractCegarLoop]: Abstraction has 293 states and 387 transitions. [2022-11-22 01:59:41,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-22 01:59:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 387 transitions. [2022-11-22 01:59:41,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-22 01:59:41,012 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:59:41,012 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 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] [2022-11-22 01:59:41,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-22 01:59:41,013 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:59:41,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:59:41,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1546060490, now seen corresponding path program 1 times [2022-11-22 01:59:41,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:59:41,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931384661] [2022-11-22 01:59:41,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:41,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:59:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:41,699 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-22 01:59:41,699 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:59:41,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931384661] [2022-11-22 01:59:41,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931384661] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:59:41,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1842732217] [2022-11-22 01:59:41,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:41,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:59:41,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:59:41,704 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:59:41,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 01:59:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:42,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 1283 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-22 01:59:42,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:59:42,334 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-22 01:59:42,334 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:59:42,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1842732217] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:59:42,335 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:59:42,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2022-11-22 01:59:42,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981477169] [2022-11-22 01:59:42,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:59:42,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 01:59:42,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:59:42,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 01:59:42,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:59:42,340 INFO L87 Difference]: Start difference. First operand 293 states and 387 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-22 01:59:43,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:59:43,821 INFO L93 Difference]: Finished difference Result 568 states and 758 transitions. [2022-11-22 01:59:43,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:59:43,822 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 119 [2022-11-22 01:59:43,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:59:43,824 INFO L225 Difference]: With dead ends: 568 [2022-11-22 01:59:43,824 INFO L226 Difference]: Without dead ends: 297 [2022-11-22 01:59:43,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:59:43,826 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 0 mSDsluCounter, 477 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:59:43,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 639 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-22 01:59:43,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2022-11-22 01:59:43,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 297. [2022-11-22 01:59:43,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 206 states have (on average 1.3300970873786409) internal successors, (274), 213 states have internal predecessors, (274), 58 states have call successors, (58), 31 states have call predecessors, (58), 32 states have return successors, (63), 56 states have call predecessors, (63), 57 states have call successors, (63) [2022-11-22 01:59:43,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 395 transitions. [2022-11-22 01:59:43,855 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 395 transitions. Word has length 119 [2022-11-22 01:59:43,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:59:43,856 INFO L495 AbstractCegarLoop]: Abstraction has 297 states and 395 transitions. [2022-11-22 01:59:43,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-22 01:59:43,856 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 395 transitions. [2022-11-22 01:59:43,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-22 01:59:43,858 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:59:43,858 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 3, 3, 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] [2022-11-22 01:59:43,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 01:59:44,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-22 01:59:44,068 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:59:44,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:59:44,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1221233630, now seen corresponding path program 1 times [2022-11-22 01:59:44,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:59:44,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639739824] [2022-11-22 01:59:44,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:44,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:59:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:45,101 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-22 01:59:45,101 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:59:45,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639739824] [2022-11-22 01:59:45,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639739824] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:59:45,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [26023687] [2022-11-22 01:59:45,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:59:45,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:59:45,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:59:45,107 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:59:45,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 01:59:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:59:45,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 1308 conjuncts, 69 conjunts are in the unsatisfiable core [2022-11-22 01:59:45,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:59:45,722 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-22 01:59:45,723 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:59:46,017 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-22 01:59:46,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [26023687] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 01:59:46,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [981197195] [2022-11-22 01:59:46,043 INFO L159 IcfgInterpreter]: Started Sifa with 83 locations of interest [2022-11-22 01:59:46,043 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 01:59:46,047 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 01:59:46,052 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 01:59:46,053 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 01:59:46,917 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 01:59:46,926 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 01:59:46,935 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 01:59:47,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:47,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 65 select indices, 65 select index equivalence classes, 715 disjoint index pairs (out of 2080 index pairs), introduced 65 new quantified variables, introduced 0 case distinctions, treesize of input 546 treesize of output 196 [2022-11-22 01:59:48,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:59:48,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 65 select indices, 65 select index equivalence classes, 715 disjoint index pairs (out of 2080 index pairs), introduced 65 new quantified variables, introduced 0 case distinctions, treesize of input 546 treesize of output 196 [2022-11-22 01:59:49,772 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 01:59:49,854 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 01:59:49,898 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 01:59:50,338 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 01:59:50,380 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 01:59:50,415 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 01:59:52,231 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 01:59:52,239 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 01:59:52,756 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 01:59:52,849 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 01:59:53,682 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 01:59:53,786 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 02:00:25,566 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 13 treesize of output 9 [2022-11-22 02:00:25,616 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 13 treesize of output 9 [2022-11-22 02:00:25,702 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 19 treesize of output 1 [2022-11-22 02:00:32,060 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 19 treesize of output 1 [2022-11-22 02:00:32,248 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 223 treesize of output 204 [2022-11-22 02:00:32,300 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 223 treesize of output 204 [2022-11-22 02:00:36,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:01:17,863 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 02:01:17,909 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 02:01:18,713 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 02:01:18,747 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 02:01:19,470 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 19 treesize of output 1 [2022-11-22 02:01:19,552 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 13 treesize of output 9 [2022-11-22 02:01:19,628 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 13 treesize of output 9 [2022-11-22 02:01:23,788 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 13 treesize of output 9 [2022-11-22 02:01:23,831 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 19 treesize of output 1 [2022-11-22 02:01:23,886 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 13 treesize of output 9 [2022-11-22 02:02:08,610 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 02:02:08,653 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 02:02:09,367 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 02:02:09,402 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 02:02:10,026 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 13 treesize of output 9 [2022-11-22 02:02:10,125 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 13 treesize of output 9 [2022-11-22 02:02:10,164 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 19 treesize of output 1 [2022-11-22 02:02:13,484 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 13 treesize of output 9 [2022-11-22 02:02:13,627 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 13 treesize of output 9 [2022-11-22 02:02:13,711 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 19 treesize of output 1 [2022-11-22 02:02:20,735 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 02:02:20,764 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 02:02:20,821 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:02:20,823 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:02:22,245 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 02:02:22,276 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 02:02:22,335 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:02:22,338 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:02:30,198 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 13 treesize of output 9 [2022-11-22 02:02:30,311 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 19 treesize of output 1 [2022-11-22 02:02:30,461 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 13 treesize of output 9 [2022-11-22 02:02:32,190 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 02:02:32,241 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 02:02:33,940 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 02:02:33,983 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 02:02:35,311 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 19 treesize of output 1 [2022-11-22 02:02:35,413 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 13 treesize of output 9 [2022-11-22 02:02:35,588 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 13 treesize of output 9 [2022-11-22 02:03:20,335 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 02:03:20,375 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 02:03:21,113 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 02:03:21,149 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 02:03:21,701 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 13 treesize of output 9 [2022-11-22 02:03:21,817 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 13 treesize of output 9 [2022-11-22 02:03:21,856 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 19 treesize of output 1 [2022-11-22 02:03:27,180 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 19 treesize of output 1 [2022-11-22 02:03:27,295 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 223 treesize of output 204 [2022-11-22 02:03:27,350 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 223 treesize of output 204 [2022-11-22 02:03:45,199 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 02:03:45,244 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 02:03:46,152 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 02:03:46,189 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 02:03:46,613 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 19 treesize of output 1 [2022-11-22 02:03:46,772 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 13 treesize of output 9 [2022-11-22 02:03:46,830 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 13 treesize of output 9 [2022-11-22 02:03:50,891 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 19 treesize of output 1 [2022-11-22 02:03:50,974 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 13 treesize of output 9 [2022-11-22 02:03:51,112 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 13 treesize of output 9 [2022-11-22 02:03:57,904 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 02:03:57,935 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 02:03:58,004 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:03:58,006 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:03:59,379 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 02:03:59,412 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 02:03:59,463 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:03:59,465 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:04:24,359 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 19 treesize of output 1 [2022-11-22 02:04:24,403 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 13 treesize of output 9 [2022-11-22 02:04:24,532 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 13 treesize of output 9 [2022-11-22 02:04:28,633 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 13 treesize of output 9 [2022-11-22 02:04:28,746 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 13 treesize of output 9 [2022-11-22 02:04:28,788 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 19 treesize of output 1 [2022-11-22 02:05:11,066 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 13 treesize of output 9 [2022-11-22 02:05:11,152 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 19 treesize of output 1 [2022-11-22 02:05:11,208 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 13 treesize of output 9 [2022-11-22 02:05:15,888 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 19 treesize of output 1 [2022-11-22 02:05:15,943 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 13 treesize of output 9 [2022-11-22 02:05:16,061 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 13 treesize of output 9 [2022-11-22 02:05:36,055 INFO L197 IcfgInterpreter]: Interpreting procedure ldv__builtin_expect with input of size 159 for LOIs [2022-11-22 02:05:36,426 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undef_int with input of size 127 for LOIs [2022-11-22 02:05:36,460 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 667 for LOIs [2022-11-22 02:05:38,867 INFO L321 Elim1Store]: treesize reduction 216, result has 33.5 percent of original size [2022-11-22 02:05:38,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 79 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 24 case distinctions, treesize of input 77 treesize of output 161 [2022-11-22 02:05:39,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 79 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 104 [2022-11-22 02:05:39,175 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 02:05:39,228 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 02:05:40,632 INFO L321 Elim1Store]: treesize reduction 144, result has 43.1 percent of original size [2022-11-22 02:05:40,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 67 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 12 case distinctions, treesize of input 69 treesize of output 152 [2022-11-22 02:05:41,116 INFO L321 Elim1Store]: treesize reduction 216, result has 33.5 percent of original size [2022-11-22 02:05:41,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 79 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 24 case distinctions, treesize of input 77 treesize of output 161 [2022-11-22 02:05:41,333 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 02:05:41,380 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 02:05:43,050 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 02:05:43,099 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 02:05:43,486 INFO L321 Elim1Store]: treesize reduction 144, result has 43.1 percent of original size [2022-11-22 02:05:43,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 67 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 12 case distinctions, treesize of input 69 treesize of output 152 [2022-11-22 02:05:44,002 INFO L321 Elim1Store]: treesize reduction 216, result has 33.5 percent of original size [2022-11-22 02:05:44,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 79 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 24 case distinctions, treesize of input 77 treesize of output 161 [2022-11-22 02:05:44,233 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 703 for LOIs [2022-11-22 02:05:44,604 INFO L197 IcfgInterpreter]: Interpreting procedure usb_free_coherent with input of size 176 for LOIs [2022-11-22 02:05:44,711 INFO L197 IcfgInterpreter]: Interpreting procedure kzalloc with input of size 132 for LOIs [2022-11-22 02:05:45,258 INFO L197 IcfgInterpreter]: Interpreting procedure kfree with input of size 133 for LOIs [2022-11-22 02:05:45,279 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 130 for LOIs [2022-11-22 02:05:45,298 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 147 for LOIs [2022-11-22 02:05:45,852 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 02:05:45,950 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 02:05:46,443 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 526 treesize of output 529 [2022-11-22 02:05:46,519 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 547 treesize of output 548 [2022-11-22 02:05:46,713 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 02:05:47,229 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 62 treesize of output 48 [2022-11-22 02:05:48,205 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 526 treesize of output 529 [2022-11-22 02:05:48,293 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 547 treesize of output 548 [2022-11-22 02:05:48,574 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 02:05:48,957 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 38 treesize of output 28 [2022-11-22 02:05:49,026 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 38 treesize of output 28 [2022-11-22 02:05:49,714 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 526 treesize of output 529 [2022-11-22 02:05:49,793 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 547 treesize of output 548 [2022-11-22 02:05:50,012 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 02:05:50,518 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 62 treesize of output 48 [2022-11-22 02:05:51,040 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 127 for LOIs [2022-11-22 02:05:51,056 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:06:00,484 WARN L233 SmtUtils]: Spent 6.40s on a formula simplification. DAG size of input: 667 DAG size of output: 644 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:06:08,262 WARN L233 SmtUtils]: Spent 7.44s on a formula simplification. DAG size of input: 681 DAG size of output: 659 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:06:15,834 WARN L233 SmtUtils]: Spent 7.18s on a formula simplification. DAG size of input: 703 DAG size of output: 657 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:06:23,818 WARN L233 SmtUtils]: Spent 7.52s on a formula simplification. DAG size of input: 705 DAG size of output: 659 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:08:26,952 WARN L233 SmtUtils]: Spent 5.13s on a formula simplification. DAG size of input: 389 DAG size of output: 371 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:08:33,267 WARN L233 SmtUtils]: Spent 5.42s on a formula simplification. DAG size of input: 398 DAG size of output: 380 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:08:39,507 WARN L233 SmtUtils]: Spent 5.13s on a formula simplification. DAG size of input: 390 DAG size of output: 368 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:08:46,076 WARN L233 SmtUtils]: Spent 5.52s on a formula simplification. DAG size of input: 395 DAG size of output: 374 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:08:59,204 WARN L233 SmtUtils]: Spent 10.33s on a formula simplification. DAG size of input: 401 DAG size of output: 380 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:09:06,703 WARN L233 SmtUtils]: Spent 6.28s on a formula simplification. DAG size of input: 443 DAG size of output: 416 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:09:14,680 WARN L233 SmtUtils]: Spent 6.62s on a formula simplification. DAG size of input: 445 DAG size of output: 414 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:09:23,176 WARN L233 SmtUtils]: Spent 7.11s on a formula simplification. DAG size of input: 459 DAG size of output: 428 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:09:43,672 WARN L233 SmtUtils]: Spent 5.65s on a formula simplification. DAG size of input: 402 DAG size of output: 398 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:09:50,880 WARN L233 SmtUtils]: Spent 5.94s on a formula simplification. DAG size of input: 404 DAG size of output: 400 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-22 02:09:55,620 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '12221#(and (<= |~#usb_acecad_id_table~0.base| 11) (<= ~__mod_usb_device_table~0.bInterfaceClass 0) (<= 0 ~completeFnIntCounter~0) (<= ~INTERF_STATE~0 0) (<= ~__mod_usb_device_table~0.match_flags 0) (<= |~#usb_acecad_driver~0.offset| 0) (<= ~completeFnInt~0.base 0) (<= ~usb_intfdata~0.base 0) (<= 0 |#NULL.base|) (<= ~LDV_IN_INTERRUPT~0 1) (<= 0 ~__mod_usb_device_table~0.driver_info) (<= ~usb_dev~0.offset 0) (<= ~completeFnBulkCounter~0 0) (<= 0 ~__mod_usb_device_table~0.bDeviceClass) (<= 0 ~usb_acecad_driver_group1~0.offset) (<= 12 |~#usb_acecad_driver~0.base|) (<= 0 ~INTERF_STATE~0) (<= 0 ~completeFnInt~0.offset) (<= ~__mod_usb_device_table~0.idProduct 0) (<= ~ldv_retval_0~0 0) (<= 0 ~usb_dev~0.base) (<= ~dev_counter~0 0) (<= 0 ~usb_intfdata~0.base) (<= ~usb_dev~0.base 0) (<= ~usb_urb~0.offset 0) (<= ~__mod_usb_device_table~0.idVendor 0) (<= 0 ~__mod_usb_device_table~0.idProduct) (<= 0 ~__mod_usb_device_table~0.bcdDevice_lo) (<= 0 ~__mod_usb_device_table~0.idVendor) (<= ~__mod_usb_device_table~0.bcdDevice_lo 0) (<= 0 ~ldv_retval_1~0) (<= 1 ~LDV_IN_INTERRUPT~0) (<= 0 ~__mod_usb_device_table~0.match_flags) (<= 0 ~completeFnInt~0.base) (<= 0 ~usb_intfdata~0.offset) (<= ~__mod_usb_device_table~0.bcdDevice_hi 0) (<= 0 ~__mod_usb_device_table~0.bInterfaceClass) (<= |#NULL.offset| 0) (<= 0 ~__mod_usb_device_table~0.bDeviceProtocol) (<= 0 ~dev_counter~0) (<= 0 ~SERIAL_STATE~0) (<= ~completeFnIntCounter~0 0) (<= ~usb_acecad_driver_group1~0.offset 0) (<= 0 ~__mod_usb_device_table~0.bcdDevice_hi) (<= ~ldv_retval_1~0 0) (= ~ldv_state_variable_1~0 0) (<= ~__mod_usb_device_table~0.bInterfaceProtocol 0) (= ~ldv_state_variable_0~0 2) (<= 0 ~__mod_usb_device_table~0.bInterfaceProtocol) (<= ~__mod_usb_device_table~0.bDeviceClass 0) (<= ~usb_intfdata~0.offset 0) (not (= (mod (+ ~usb_urb~0.base ~usb_urb~0.offset) 18446744073709551616) 0)) (= ~ref_cnt~0 0) (<= |#NULL.base| 0) (<= ~completeFnBulk~0.base 0) (<= 0 ~usb_urb~0.offset) (<= ~__mod_usb_device_table~0.bDeviceProtocol 0) (<= 0 ~__mod_usb_device_table~0.bDeviceSubClass) (<= ~__mod_usb_device_table~0.bDeviceSubClass 0) (<= ~__mod_usb_device_table~0.driver_info 0) (<= |~#usb_acecad_id_table~0.offset| 0) (<= 0 |~#usb_acecad_driver~0.offset|) (<= ~completeFnInt~0.offset 0) (<= 0 ~usb_dev~0.offset) (<= ~usb_counter~0 0) (<= 0 ~completeFnBulkCounter~0) (<= |~#usb_acecad_driver~0.base| 12) (<= ~completeFnBulk~0.offset 0) (<= 0 ~__mod_usb_device_table~0.bInterfaceSubClass) (<= 0 |#NULL.offset|) (<= 0 ~usb_counter~0) (<= 11 |~#usb_acecad_id_table~0.base|) (<= ~__mod_usb_device_table~0.bInterfaceSubClass 0) (<= 0 ~completeFnBulk~0.offset) (<= 0 |#StackHeapBarrier|) (<= ~SERIAL_STATE~0 0) (<= 0 |~#usb_acecad_id_table~0.offset|) (<= 0 ~completeFnBulk~0.base))' at error location [2022-11-22 02:09:55,620 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 02:09:55,620 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 02:09:55,620 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 5] total 12 [2022-11-22 02:09:55,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020758895] [2022-11-22 02:09:55,621 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 02:09:55,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-22 02:09:55,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:09:55,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-22 02:09:55,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=553, Invalid=7457, Unknown=0, NotChecked=0, Total=8010 [2022-11-22 02:09:55,626 INFO L87 Difference]: Start difference. First operand 297 states and 395 transitions. Second operand has 12 states, 11 states have (on average 7.454545454545454) internal successors, (82), 8 states have internal predecessors, (82), 3 states have call successors, (24), 2 states have call predecessors, (24), 5 states have return successors, (25), 7 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-22 02:09:59,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:09:59,562 INFO L93 Difference]: Finished difference Result 669 states and 914 transitions. [2022-11-22 02:09:59,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-22 02:09:59,563 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 7.454545454545454) internal successors, (82), 8 states have internal predecessors, (82), 3 states have call successors, (24), 2 states have call predecessors, (24), 5 states have return successors, (25), 7 states have call predecessors, (25), 3 states have call successors, (25) Word has length 123 [2022-11-22 02:09:59,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:09:59,566 INFO L225 Difference]: With dead ends: 669 [2022-11-22 02:09:59,566 INFO L226 Difference]: Without dead ends: 398 [2022-11-22 02:09:59,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1984 ImplicationChecksByTransitivity, 244.6s TimeCoverageRelationStatistics Valid=553, Invalid=7457, Unknown=0, NotChecked=0, Total=8010 [2022-11-22 02:09:59,570 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 40 mSDsluCounter, 1535 mSDsCounter, 0 mSdLazyCounter, 407 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 1738 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:09:59,571 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 1738 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 407 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-11-22 02:09:59,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2022-11-22 02:09:59,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 313. [2022-11-22 02:09:59,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 218 states have (on average 1.311926605504587) internal successors, (286), 221 states have internal predecessors, (286), 60 states have call successors, (60), 31 states have call predecessors, (60), 34 states have return successors, (71), 64 states have call predecessors, (71), 59 states have call successors, (71) [2022-11-22 02:09:59,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 417 transitions. [2022-11-22 02:09:59,604 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 417 transitions. Word has length 123 [2022-11-22 02:09:59,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:09:59,604 INFO L495 AbstractCegarLoop]: Abstraction has 313 states and 417 transitions. [2022-11-22 02:09:59,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 7.454545454545454) internal successors, (82), 8 states have internal predecessors, (82), 3 states have call successors, (24), 2 states have call predecessors, (24), 5 states have return successors, (25), 7 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-22 02:09:59,605 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 417 transitions. [2022-11-22 02:09:59,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-22 02:09:59,607 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:09:59,607 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 4, 4, 4, 4, 3, 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] [2022-11-22 02:09:59,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-22 02:09:59,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:09:59,817 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:09:59,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:09:59,818 INFO L85 PathProgramCache]: Analyzing trace with hash 729259318, now seen corresponding path program 2 times [2022-11-22 02:09:59,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:09:59,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178212510] [2022-11-22 02:09:59,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:09:59,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:10:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:10:01,308 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-22 02:10:01,309 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:10:01,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178212510] [2022-11-22 02:10:01,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178212510] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:10:01,309 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:10:01,310 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-22 02:10:01,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644009078] [2022-11-22 02:10:01,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:10:01,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 02:10:01,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:10:01,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 02:10:01,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-22 02:10:01,312 INFO L87 Difference]: Start difference. First operand 313 states and 417 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 4 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 4 states have call predecessors, (16), 3 states have call successors, (16) [2022-11-22 02:10:03,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:10:03,934 INFO L93 Difference]: Finished difference Result 483 states and 649 transitions. [2022-11-22 02:10:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 02:10:03,935 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 4 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 4 states have call predecessors, (16), 3 states have call successors, (16) Word has length 135 [2022-11-22 02:10:03,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:10:03,938 INFO L225 Difference]: With dead ends: 483 [2022-11-22 02:10:03,939 INFO L226 Difference]: Without dead ends: 478 [2022-11-22 02:10:03,939 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:10:03,940 INFO L413 NwaCegarLoop]: 249 mSDtfsCounter, 235 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 850 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-22 02:10:03,940 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 850 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-22 02:10:03,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2022-11-22 02:10:03,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 477. [2022-11-22 02:10:03,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 330 states have (on average 1.3151515151515152) internal successors, (434), 334 states have internal predecessors, (434), 95 states have call successors, (95), 46 states have call predecessors, (95), 51 states have return successors, (112), 102 states have call predecessors, (112), 94 states have call successors, (112) [2022-11-22 02:10:03,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 641 transitions. [2022-11-22 02:10:03,990 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 641 transitions. Word has length 135 [2022-11-22 02:10:03,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:10:03,991 INFO L495 AbstractCegarLoop]: Abstraction has 477 states and 641 transitions. [2022-11-22 02:10:03,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 4 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 4 states have call predecessors, (16), 3 states have call successors, (16) [2022-11-22 02:10:03,991 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 641 transitions. [2022-11-22 02:10:03,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-22 02:10:03,994 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:10:03,995 INFO L195 NwaCegarLoop]: trace histogram [7, 5, 5, 5, 5, 5, 5, 3, 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] [2022-11-22 02:10:03,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-22 02:10:03,995 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:10:03,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:10:03,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1057481970, now seen corresponding path program 1 times [2022-11-22 02:10:03,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:10:03,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251164072] [2022-11-22 02:10:03,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:10:03,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:10:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:10:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2022-11-22 02:10:05,266 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:10:05,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251164072] [2022-11-22 02:10:05,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251164072] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:10:05,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:10:05,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:10:05,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775236399] [2022-11-22 02:10:05,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:10:05,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:10:05,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:10:05,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:10:05,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:10:05,268 INFO L87 Difference]: Start difference. First operand 477 states and 641 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-22 02:10:07,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:10:07,013 INFO L93 Difference]: Finished difference Result 740 states and 987 transitions. [2022-11-22 02:10:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:10:07,014 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 139 [2022-11-22 02:10:07,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:10:07,019 INFO L225 Difference]: With dead ends: 740 [2022-11-22 02:10:07,019 INFO L226 Difference]: Without dead ends: 735 [2022-11-22 02:10:07,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:10:07,020 INFO L413 NwaCegarLoop]: 185 mSDtfsCounter, 123 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:10:07,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 479 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-22 02:10:07,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2022-11-22 02:10:07,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 723. [2022-11-22 02:10:07,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 723 states, 502 states have (on average 1.3067729083665338) internal successors, (656), 510 states have internal predecessors, (656), 141 states have call successors, (141), 70 states have call predecessors, (141), 79 states have return successors, (170), 152 states have call predecessors, (170), 140 states have call successors, (170) [2022-11-22 02:10:07,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 967 transitions. [2022-11-22 02:10:07,098 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 967 transitions. Word has length 139 [2022-11-22 02:10:07,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:10:07,100 INFO L495 AbstractCegarLoop]: Abstraction has 723 states and 967 transitions. [2022-11-22 02:10:07,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-22 02:10:07,101 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 967 transitions. [2022-11-22 02:10:07,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-22 02:10:07,104 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:10:07,105 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 4, 4, 4, 4, 3, 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] [2022-11-22 02:10:07,105 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-22 02:10:07,105 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:10:07,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:10:07,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1246952858, now seen corresponding path program 1 times [2022-11-22 02:10:07,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:10:07,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712429803] [2022-11-22 02:10:07,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:10:07,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:10:07,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:10:07,708 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-11-22 02:10:07,709 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:10:07,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712429803] [2022-11-22 02:10:07,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712429803] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:10:07,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [640224415] [2022-11-22 02:10:07,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:10:07,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:10:07,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:10:07,715 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:10:07,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-22 02:10:08,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:10:08,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-22 02:10:08,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:10:08,671 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-22 02:10:08,671 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 02:10:08,671 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [640224415] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:10:08,672 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 02:10:08,672 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-22 02:10:08,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642483866] [2022-11-22 02:10:08,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:10:08,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:10:08,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:10:08,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:10:08,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:10:08,674 INFO L87 Difference]: Start difference. First operand 723 states and 967 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 3 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-22 02:10:11,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:10:11,755 INFO L93 Difference]: Finished difference Result 2160 states and 2926 transitions. [2022-11-22 02:10:11,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 02:10:11,756 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 3 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 140 [2022-11-22 02:10:11,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:10:11,767 INFO L225 Difference]: With dead ends: 2160 [2022-11-22 02:10:11,767 INFO L226 Difference]: Without dead ends: 2155 [2022-11-22 02:10:11,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-22 02:10:11,769 INFO L413 NwaCegarLoop]: 352 mSDtfsCounter, 393 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 431 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-22 02:10:11,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [395 Valid, 842 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 431 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-22 02:10:11,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2155 states. [2022-11-22 02:10:11,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2155 to 1980. [2022-11-22 02:10:11,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1980 states, 1369 states have (on average 1.3119065010956903) internal successors, (1796), 1398 states have internal predecessors, (1796), 393 states have call successors, (393), 190 states have call predecessors, (393), 217 states have return successors, (476), 419 states have call predecessors, (476), 392 states have call successors, (476) [2022-11-22 02:10:11,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1980 states and 2665 transitions. [2022-11-22 02:10:11,979 INFO L78 Accepts]: Start accepts. Automaton has 1980 states and 2665 transitions. Word has length 140 [2022-11-22 02:10:11,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:10:11,979 INFO L495 AbstractCegarLoop]: Abstraction has 1980 states and 2665 transitions. [2022-11-22 02:10:11,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 3 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-22 02:10:11,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 2665 transitions. [2022-11-22 02:10:11,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-22 02:10:11,983 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:10:11,984 INFO L195 NwaCegarLoop]: trace histogram [7, 5, 5, 5, 5, 5, 5, 3, 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] [2022-11-22 02:10:11,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-22 02:10:12,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:10:12,193 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:10:12,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:10:12,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1317698382, now seen corresponding path program 1 times [2022-11-22 02:10:12,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:10:12,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899298773] [2022-11-22 02:10:12,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:10:12,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:10:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:10:17,785 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 13 proven. 54 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-22 02:10:17,785 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:10:17,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899298773] [2022-11-22 02:10:17,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899298773] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:10:17,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530553041] [2022-11-22 02:10:17,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:10:17,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:10:17,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:10:17,787 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:10:17,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ad4cce5-e223-40b6-96eb-01c5b0c2d006/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-22 02:10:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:10:18,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 1841 conjuncts, 121 conjunts are in the unsatisfiable core [2022-11-22 02:10:18,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:10:18,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:10:18,557 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 02:10:18,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2022-11-22 02:10:18,941 WARN L859 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_814 (Array Int Int))) (= (store |c_old(#memory_int)| |c_#Ultimate.meminit_#ptr.base| v_ArrVal_814) |c_#memory_int|)) is different from true [2022-11-22 02:10:19,118 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 6 treesize of output 5 [2022-11-22 02:10:19,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2022-11-22 02:10:19,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:19,150 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 13 treesize of output 15 [2022-11-22 02:10:19,171 INFO L321 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2022-11-22 02:10:19,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2022-11-22 02:10:19,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 02:10:19,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:10:19,599 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:10:19,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-22 02:10:20,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 02:10:20,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:10:20,710 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:10:20,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-22 02:10:20,884 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-22 02:10:21,330 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-22 02:10:21,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-22 02:10:21,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-11-22 02:10:22,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-11-22 02:10:22,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-11-22 02:10:22,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:22,371 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 32 treesize of output 26 [2022-11-22 02:10:22,381 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 24 proven. 70 refuted. 0 times theorem prover too weak. 30 trivial. 1 not checked. [2022-11-22 02:10:22,381 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:10:22,399 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_824 (Array Int Int)) (|ULTIMATE.start_usb_acecad_probe_~id#1.offset| Int)) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_usb_acecad_probe_~input_dev~0#1.base| v_ArrVal_824) |c_ULTIMATE.start_usb_acecad_probe_~id#1.base|) (+ 16 |ULTIMATE.start_usb_acecad_probe_~id#1.offset|)) 0)) is different from false [2022-11-22 02:10:22,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1530553041] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:10:22,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [197546534] [2022-11-22 02:10:22,413 INFO L159 IcfgInterpreter]: Started Sifa with 94 locations of interest [2022-11-22 02:10:22,413 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:10:22,414 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:10:22,414 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:10:22,415 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:10:22,848 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 02:10:22,852 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 02:10:22,859 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 02:10:23,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 65 select indices, 65 select index equivalence classes, 715 disjoint index pairs (out of 2080 index pairs), introduced 65 new quantified variables, introduced 0 case distinctions, treesize of input 546 treesize of output 196 [2022-11-22 02:10:23,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:10:23,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 65 select indices, 65 select index equivalence classes, 715 disjoint index pairs (out of 2080 index pairs), introduced 65 new quantified variables, introduced 0 case distinctions, treesize of input 546 treesize of output 196 [2022-11-22 02:10:29,009 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 02:10:29,051 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 02:10:29,105 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 02:10:29,231 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:10:29,234 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:10:29,240 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:10:30,687 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 02:10:30,784 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 02:10:30,829 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 02:10:30,912 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:10:30,922 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:10:30,925 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:10:45,858 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 02:10:45,864 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 02:10:46,713 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 02:10:46,769 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 02:10:46,988 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:10:46,990 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:10:54,951 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 02:10:55,072 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 02:10:55,189 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:10:55,203 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:11:13,962 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 02:11:14,008 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 02:11:14,062 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 02:11:14,111 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 02:11:15,027 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 02:11:15,079 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 02:11:15,132 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 02:11:15,184 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 02:11:17,466 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 02:11:17,510 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 02:11:17,567 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 02:11:17,625 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 02:11:18,717 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 02:11:18,762 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 02:11:18,829 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 02:11:18,878 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 02:11:19,417 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 19 treesize of output 1 [2022-11-22 02:11:19,462 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 13 treesize of output 9 [2022-11-22 02:11:19,544 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 13 treesize of output 9 [2022-11-22 02:11:24,036 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 250 treesize of output 231 [2022-11-22 02:11:24,097 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 250 treesize of output 231 [2022-11-22 02:11:24,335 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 19 treesize of output 1 [2022-11-22 02:11:25,114 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 24 treesize of output 9 [2022-11-22 02:11:25,227 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:11:25,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 284 treesize of output 266 [2022-11-22 02:11:25,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 284 treesize of output 266 [2022-11-22 02:11:28,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:28,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:28,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:28,881 INFO L217 Elim1Store]: Index analysis took 127 ms [2022-11-22 02:11:29,138 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 45 treesize of output 19 [2022-11-22 02:11:29,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 39 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 81 [2022-11-22 02:11:29,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 63 [2022-11-22 02:11:29,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:29,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 17 [2022-11-22 02:11:30,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,091 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:11:30,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 36 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 77 [2022-11-22 02:11:30,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,210 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 59 [2022-11-22 02:11:30,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 45 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 78 [2022-11-22 02:11:30,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:30,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,146 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:11:31,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 72 treesize of output 74 [2022-11-22 02:11:31,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,317 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:11:31,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 72 treesize of output 74 [2022-11-22 02:11:31,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:31,482 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 02:11:31,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 37 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 71 treesize of output 92 [2022-11-22 02:11:33,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:33,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,309 INFO L321 Elim1Store]: treesize reduction 264, result has 39.7 percent of original size [2022-11-22 02:11:34,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 17 case distinctions, treesize of input 372 treesize of output 420 [2022-11-22 02:11:34,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:34,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,530 INFO L321 Elim1Store]: treesize reduction 178, result has 42.2 percent of original size [2022-11-22 02:11:35,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 17 case distinctions, treesize of input 434 treesize of output 444 [2022-11-22 02:11:35,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:35,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:42,802 WARN L233 SmtUtils]: Spent 6.90s on a formula simplification. DAG size of input: 489 DAG size of output: 365 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-22 02:11:42,804 INFO L321 Elim1Store]: treesize reduction 1826, result has 44.5 percent of original size [2022-11-22 02:11:42,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 13 select indices, 13 select index equivalence classes, 55 disjoint index pairs (out of 78 index pairs), introduced 15 new quantified variables, introduced 86 case distinctions, treesize of input 532 treesize of output 1679 [2022-11-22 02:11:43,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:43,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,034 INFO L321 Elim1Store]: treesize reduction 264, result has 39.7 percent of original size [2022-11-22 02:11:44,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 17 case distinctions, treesize of input 1716 treesize of output 1542 [2022-11-22 02:11:44,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:11:44,714 INFO L321 Elim1Store]: treesize reduction 178, result has 42.2 percent of original size [2022-11-22 02:11:44,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 17 case distinctions, treesize of input 1533 treesize of output 1321